Home / 47,488.12-71,203.40-32,680.77

Finding the Fourth Proportional to 47,488.12, 71,203.40 and 32,680.77

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Solution

The fourth proportional to 47,488.12, 71,203.40 and 32,680.77 is: 49,001.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,488.12 : 71,203.40 = 32,680.77 : x
  2. Step 2: Convert to fraction form
    47,488.12/71,203.40 = 32,680.77/x
  3. Step 3: Cross multiply
    47,488.12x = 71,203.40 × 32,680.77
  4. Step 4: Simplify right side
    47,488.12x = 2,326,981,814.58
  5. Step 5: Solve for x
    x = 2,326,981,814.58/47,488.12
  6. Step 6: Final answer
    x = 49,001.34

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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.