Home / 47,866.20-71,788.32-14,123.52

Finding the Fourth Proportional to 47,866.20, 71,788.32 and 14,123.52

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Solution

The fourth proportional to 47,866.20, 71,788.32 and 14,123.52 is: 21,182.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,866.20 : 71,788.32 = 14,123.52 : x
  2. Step 2: Convert to fraction form
    47,866.20/71,788.32 = 14,123.52/x
  3. Step 3: Cross multiply
    47,866.20x = 71,788.32 × 14,123.52
  4. Step 4: Simplify right side
    47,866.20x = 1,013,903,773.29
  5. Step 5: Solve for x
    x = 1,013,903,773.29/47,866.20
  6. Step 6: Final answer
    x = 21,182.04

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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.