Home / 13,293.08-18,344.58-7,324.76

Finding the Fourth Proportional to 13,293.08, 18,344.58 and 7,324.76

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Solution

The fourth proportional to 13,293.08, 18,344.58 and 7,324.76 is: 10,108.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,293.08 : 18,344.58 = 7,324.76 : x
  2. Step 2: Convert to fraction form
    13,293.08/18,344.58 = 7,324.76/x
  3. Step 3: Cross multiply
    13,293.08x = 18,344.58 × 7,324.76
  4. Step 4: Simplify right side
    13,293.08x = 134,369,645.80
  5. Step 5: Solve for x
    x = 134,369,645.80/13,293.08
  6. Step 6: Final answer
    x = 10,108.24

Related Problems

Find fourth proportional to 6,646.54, 9,172.29 and 3,662.38
Half scale
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Double scale
Find fourth proportional to 13,294.08, 18,345.96 and 7,325.76
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.