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Finding the Fourth Proportional to 47,257.71, 70,861.92 and 22,291.02

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Solution

The fourth proportional to 47,257.71, 70,861.92 and 22,291.02 is: 33,424.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,257.71 : 70,861.92 = 22,291.02 : x
  2. Step 2: Convert to fraction form
    47,257.71/70,861.92 = 22,291.02/x
  3. Step 3: Cross multiply
    47,257.71x = 70,861.92 × 22,291.02
  4. Step 4: Simplify right side
    47,257.71x = 1,579,584,475.96
  5. Step 5: Solve for x
    x = 1,579,584,475.96/47,257.71
  6. Step 6: Final answer
    x = 33,424.91

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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.