Home / 47,134.73-70,687.06-15,538.90

Finding the Fourth Proportional to 47,134.73, 70,687.06 and 15,538.90

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Solution

The fourth proportional to 47,134.73, 70,687.06 and 15,538.90 is: 23,303.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,134.73 : 70,687.06 = 15,538.90 : x
  2. Step 2: Convert to fraction form
    47,134.73/70,687.06 = 15,538.90/x
  3. Step 3: Cross multiply
    47,134.73x = 70,687.06 × 15,538.90
  4. Step 4: Simplify right side
    47,134.73x = 1,098,399,156.63
  5. Step 5: Solve for x
    x = 1,098,399,156.63/47,134.73
  6. Step 6: Final answer
    x = 23,303.39

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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.