Home / 56,484.20-84,710.10-17,031.80

Finding the Fourth Proportional to 56,484.20, 84,710.10 and 17,031.80

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Solution

The fourth proportional to 56,484.20, 84,710.10 and 17,031.80 is: 25,542.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,484.20 : 84,710.10 = 17,031.80 : x
  2. Step 2: Convert to fraction form
    56,484.20/84,710.10 = 17,031.80/x
  3. Step 3: Cross multiply
    56,484.20x = 84,710.10 × 17,031.80
  4. Step 4: Simplify right side
    56,484.20x = 1,442,765,481.18
  5. Step 5: Solve for x
    x = 1,442,765,481.18/56,484.20
  6. Step 6: Final answer
    x = 25,542.82

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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.