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Finding the Fourth Proportional to 37,751.70, 56,635.50 and 15,564.90

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Solution

The fourth proportional to 37,751.70, 56,635.50 and 15,564.90 is: 23,350.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,751.70 : 56,635.50 = 15,564.90 : x
  2. Step 2: Convert to fraction form
    37,751.70/56,635.50 = 15,564.90/x
  3. Step 3: Cross multiply
    37,751.70x = 56,635.50 × 15,564.90
  4. Step 4: Simplify right side
    37,751.70x = 881,525,893.95
  5. Step 5: Solve for x
    x = 881,525,893.95/37,751.70
  6. Step 6: Final answer
    x = 23,350.63

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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.