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Finding the Fourth Proportional to 37,750.71, 56,626.88 and 13,734.21

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Solution

The fourth proportional to 37,750.71, 56,626.88 and 13,734.21 is: 20,601.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,750.71 : 56,626.88 = 13,734.21 : x
  2. Step 2: Convert to fraction form
    37,750.71/56,626.88 = 13,734.21/x
  3. Step 3: Cross multiply
    37,750.71x = 56,626.88 × 13,734.21
  4. Step 4: Simplify right side
    37,750.71x = 777,725,461.56
  5. Step 5: Solve for x
    x = 777,725,461.56/37,750.71
  6. Step 6: Final answer
    x = 20,601.61

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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.