Home / 12,293.71-18,440.57-5,269.16

Finding the Fourth Proportional to 12,293.71, 18,440.57 and 5,269.16

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Solution

The fourth proportional to 12,293.71, 18,440.57 and 5,269.16 is: 7,903.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,293.71 : 18,440.57 = 5,269.16 : x
  2. Step 2: Convert to fraction form
    12,293.71/18,440.57 = 5,269.16/x
  3. Step 3: Cross multiply
    12,293.71x = 18,440.57 × 5,269.16
  4. Step 4: Simplify right side
    12,293.71x = 97,166,373.10
  5. Step 5: Solve for x
    x = 97,166,373.10/12,293.71
  6. Step 6: Final answer
    x = 7,903.75

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.