Home / 39,892.68-59,712.66-22,309.20

Finding the Fourth Proportional to 39,892.68, 59,712.66 and 22,309.20

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Solution

The fourth proportional to 39,892.68, 59,712.66 and 22,309.20 is: 33,393.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,892.68 : 59,712.66 = 22,309.20 : x
  2. Step 2: Convert to fraction form
    39,892.68/59,712.66 = 22,309.20/x
  3. Step 3: Cross multiply
    39,892.68x = 59,712.66 × 22,309.20
  4. Step 4: Simplify right side
    39,892.68x = 1,332,141,674.47
  5. Step 5: Solve for x
    x = 1,332,141,674.47/39,892.68
  6. Step 6: Final answer
    x = 33,393.14

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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.