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Finding the Fourth Proportional to 39,555, 59,332.37 and 15,873.17

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Solution

The fourth proportional to 39,555, 59,332.37 and 15,873.17 is: 23,809.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,555 : 59,332.37 = 15,873.17 : x
  2. Step 2: Convert to fraction form
    39,555/59,332.37 = 15,873.17/x
  3. Step 3: Cross multiply
    39,555x = 59,332.37 × 15,873.17
  4. Step 4: Simplify right side
    39,555x = 941,792,419.49
  5. Step 5: Solve for x
    x = 941,792,419.49/39,555
  6. Step 6: Final answer
    x = 23,809.69

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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.