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Finding the Fourth Proportional to 64,332.84, 96,487.50 and 17,585.28

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Solution

The fourth proportional to 64,332.84, 96,487.50 and 17,585.28 is: 26,374.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,332.84 : 96,487.50 = 17,585.28 : x
  2. Step 2: Convert to fraction form
    64,332.84/96,487.50 = 17,585.28/x
  3. Step 3: Cross multiply
    64,332.84x = 96,487.50 × 17,585.28
  4. Step 4: Simplify right side
    64,332.84x = 1,696,759,704
  5. Step 5: Solve for x
    x = 1,696,759,704/64,332.84
  6. Step 6: Final answer
    x = 26,374.71

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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.