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Finding the Fourth Proportional to 37,953.76, 56,929.96 and 29,640.52

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Solution

The fourth proportional to 37,953.76, 56,929.96 and 29,640.52 is: 44,460.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,953.76 : 56,929.96 = 29,640.52 : x
  2. Step 2: Convert to fraction form
    37,953.76/56,929.96 = 29,640.52/x
  3. Step 3: Cross multiply
    37,953.76x = 56,929.96 × 29,640.52
  4. Step 4: Simplify right side
    37,953.76x = 1,687,433,617.98
  5. Step 5: Solve for x
    x = 1,687,433,617.98/37,953.76
  6. Step 6: Final answer
    x = 44,460.25

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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.