Home / 13,293.53-18,344.41-7,324.23

Finding the Fourth Proportional to 13,293.53, 18,344.41 and 7,324.23

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Solution

The fourth proportional to 13,293.53, 18,344.41 and 7,324.23 is: 10,107.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,293.53 : 18,344.41 = 7,324.23 : x
  2. Step 2: Convert to fraction form
    13,293.53/18,344.41 = 7,324.23/x
  3. Step 3: Cross multiply
    13,293.53x = 18,344.41 × 7,324.23
  4. Step 4: Simplify right side
    13,293.53x = 134,358,728.54
  5. Step 5: Solve for x
    x = 134,358,728.54/13,293.53
  6. Step 6: Final answer
    x = 10,107.08

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Half scale
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Double scale
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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.