Home / 47,640.30-71,494.25-19,585.95

Finding the Fourth Proportional to 47,640.30, 71,494.25 and 19,585.95

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Solution

The fourth proportional to 47,640.30, 71,494.25 and 19,585.95 is: 29,392.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,640.30 : 71,494.25 = 19,585.95 : x
  2. Step 2: Convert to fraction form
    47,640.30/71,494.25 = 19,585.95/x
  3. Step 3: Cross multiply
    47,640.30x = 71,494.25 × 19,585.95
  4. Step 4: Simplify right side
    47,640.30x = 1,400,282,841.91
  5. Step 5: Solve for x
    x = 1,400,282,841.91/47,640.30
  6. Step 6: Final answer
    x = 29,392.82

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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.