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Finding the Fourth Proportional to 40,262.52, 60,356.52 and 15,295.08

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Solution

The fourth proportional to 40,262.52, 60,356.52 and 15,295.08 is: 22,928.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,262.52 : 60,356.52 = 15,295.08 : x
  2. Step 2: Convert to fraction form
    40,262.52/60,356.52 = 15,295.08/x
  3. Step 3: Cross multiply
    40,262.52x = 60,356.52 × 15,295.08
  4. Step 4: Simplify right side
    40,262.52x = 923,157,801.92
  5. Step 5: Solve for x
    x = 923,157,801.92/40,262.52
  6. Step 6: Final answer
    x = 22,928.47

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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.