Home / 47,122.16-70,691.90-15,534.08

Finding the Fourth Proportional to 47,122.16, 70,691.90 and 15,534.08

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Solution

The fourth proportional to 47,122.16, 70,691.90 and 15,534.08 is: 23,303.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,122.16 : 70,691.90 = 15,534.08 : x
  2. Step 2: Convert to fraction form
    47,122.16/70,691.90 = 15,534.08/x
  3. Step 3: Cross multiply
    47,122.16x = 70,691.90 × 15,534.08
  4. Step 4: Simplify right side
    47,122.16x = 1,098,133,629.95
  5. Step 5: Solve for x
    x = 1,098,133,629.95/47,122.16
  6. Step 6: Final answer
    x = 23,303.97

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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.