Home / 56,498.20-84,731.10-17,045.80

Finding the Fourth Proportional to 56,498.20, 84,731.10 and 17,045.80

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Solution

The fourth proportional to 56,498.20, 84,731.10 and 17,045.80 is: 25,563.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,498.20 : 84,731.10 = 17,045.80 : x
  2. Step 2: Convert to fraction form
    56,498.20/84,731.10 = 17,045.80/x
  3. Step 3: Cross multiply
    56,498.20x = 84,731.10 × 17,045.80
  4. Step 4: Simplify right side
    56,498.20x = 1,444,309,384.38
  5. Step 5: Solve for x
    x = 1,444,309,384.38/56,498.20
  6. Step 6: Final answer
    x = 25,563.81

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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.