Home / 47,809.14-71,710.95-18,229.96

Finding the Fourth Proportional to 47,809.14, 71,710.95 and 18,229.96

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Solution

The fourth proportional to 47,809.14, 71,710.95 and 18,229.96 is: 27,343.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,809.14 : 71,710.95 = 18,229.96 : x
  2. Step 2: Convert to fraction form
    47,809.14/71,710.95 = 18,229.96/x
  3. Step 3: Cross multiply
    47,809.14x = 71,710.95 × 18,229.96
  4. Step 4: Simplify right side
    47,809.14x = 1,307,287,750.06
  5. Step 5: Solve for x
    x = 1,307,287,750.06/47,809.14
  6. Step 6: Final answer
    x = 27,343.89

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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.