Home / 47,407.84-71,088.24-27,691.36

Finding the Fourth Proportional to 47,407.84, 71,088.24 and 27,691.36

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Solution

The fourth proportional to 47,407.84, 71,088.24 and 27,691.36 is: 41,523.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,407.84 : 71,088.24 = 27,691.36 : x
  2. Step 2: Convert to fraction form
    47,407.84/71,088.24 = 27,691.36/x
  3. Step 3: Cross multiply
    47,407.84x = 71,088.24 × 27,691.36
  4. Step 4: Simplify right side
    47,407.84x = 1,968,530,045.61
  5. Step 5: Solve for x
    x = 1,968,530,045.61/47,407.84
  6. Step 6: Final answer
    x = 41,523.30

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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.