Home / 47,557.83-71,288.13-30,951.21

Finding the Fourth Proportional to 47,557.83, 71,288.13 and 30,951.21

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Solution

The fourth proportional to 47,557.83, 71,288.13 and 30,951.21 is: 46,395.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,557.83 : 71,288.13 = 30,951.21 : x
  2. Step 2: Convert to fraction form
    47,557.83/71,288.13 = 30,951.21/x
  3. Step 3: Cross multiply
    47,557.83x = 71,288.13 × 30,951.21
  4. Step 4: Simplify right side
    47,557.83x = 2,206,453,882.14
  5. Step 5: Solve for x
    x = 2,206,453,882.14/47,557.83
  6. Step 6: Final answer
    x = 46,395.18

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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.