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Finding the Fourth Proportional to 37,602.70, 56,404.05 and 33,520.30

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Solution

The fourth proportional to 37,602.70, 56,404.05 and 33,520.30 is: 50,280.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,602.70 : 56,404.05 = 33,520.30 : x
  2. Step 2: Convert to fraction form
    37,602.70/56,404.05 = 33,520.30/x
  3. Step 3: Cross multiply
    37,602.70x = 56,404.05 × 33,520.30
  4. Step 4: Simplify right side
    37,602.70x = 1,890,680,677.22
  5. Step 5: Solve for x
    x = 1,890,680,677.22/37,602.70
  6. Step 6: Final answer
    x = 50,280.45

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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.