Home / 47,360.76-71,044.64-13,625.42

Finding the Fourth Proportional to 47,360.76, 71,044.64 and 13,625.42

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Solution

The fourth proportional to 47,360.76, 71,044.64 and 13,625.42 is: 20,439.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,360.76 : 71,044.64 = 13,625.42 : x
  2. Step 2: Convert to fraction form
    47,360.76/71,044.64 = 13,625.42/x
  3. Step 3: Cross multiply
    47,360.76x = 71,044.64 × 13,625.42
  4. Step 4: Simplify right side
    47,360.76x = 968,013,058.75
  5. Step 5: Solve for x
    x = 968,013,058.75/47,360.76
  6. Step 6: Final answer
    x = 20,439.14

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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.