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Finding the Fourth Proportional to 37,751.71, 56,627.90 and 11,456.45

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Solution

The fourth proportional to 37,751.71, 56,627.90 and 11,456.45 is: 17,184.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,751.71 : 56,627.90 = 11,456.45 : x
  2. Step 2: Convert to fraction form
    37,751.71/56,627.90 = 11,456.45/x
  3. Step 3: Cross multiply
    37,751.71x = 56,627.90 × 11,456.45
  4. Step 4: Simplify right side
    37,751.71x = 648,754,704.96
  5. Step 5: Solve for x
    x = 648,754,704.96/37,751.71
  6. Step 6: Final answer
    x = 17,184.78

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1.5x scale

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.