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Finding the Fourth Proportional to 23,929.31, 35,892.65 and 7,287.95

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Solution

The fourth proportional to 23,929.31, 35,892.65 and 7,287.95 is: 10,931.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,929.31 : 35,892.65 = 7,287.95 : x
  2. Step 2: Convert to fraction form
    23,929.31/35,892.65 = 7,287.95/x
  3. Step 3: Cross multiply
    23,929.31x = 35,892.65 × 7,287.95
  4. Step 4: Simplify right side
    23,929.31x = 261,583,767.06
  5. Step 5: Solve for x
    x = 261,583,767.06/23,929.31
  6. Step 6: Final answer
    x = 10,931.52

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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.