Home / 12,399.92-18,593.68-4,502.16

Finding the Fourth Proportional to 12,399.92, 18,593.68 and 4,502.16

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Solution

The fourth proportional to 12,399.92, 18,593.68 and 4,502.16 is: 6,750.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,399.92 : 18,593.68 = 4,502.16 : x
  2. Step 2: Convert to fraction form
    12,399.92/18,593.68 = 4,502.16/x
  3. Step 3: Cross multiply
    12,399.92x = 18,593.68 × 4,502.16
  4. Step 4: Simplify right side
    12,399.92x = 83,711,722.35
  5. Step 5: Solve for x
    x = 83,711,722.35/12,399.92
  6. Step 6: Final answer
    x = 6,750.99

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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.