Home / 47,698.17-71,463.08-28,940.13

Finding the Fourth Proportional to 47,698.17, 71,463.08 and 28,940.13

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Solution

The fourth proportional to 47,698.17, 71,463.08 and 28,940.13 is: 43,359.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,698.17 : 71,463.08 = 28,940.13 : x
  2. Step 2: Convert to fraction form
    47,698.17/71,463.08 = 28,940.13/x
  3. Step 3: Cross multiply
    47,698.17x = 71,463.08 × 28,940.13
  4. Step 4: Simplify right side
    47,698.17x = 2,068,150,680.70
  5. Step 5: Solve for x
    x = 2,068,150,680.70/47,698.17
  6. Step 6: Final answer
    x = 43,359.12

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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.