Home / 55,115.01-82,686.02-17,675.19

Finding the Fourth Proportional to 55,115.01, 82,686.02 and 17,675.19

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Solution

The fourth proportional to 55,115.01, 82,686.02 and 17,675.19 is: 26,517.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,115.01 : 82,686.02 = 17,675.19 : x
  2. Step 2: Convert to fraction form
    55,115.01/82,686.02 = 17,675.19/x
  3. Step 3: Cross multiply
    55,115.01x = 82,686.02 × 17,675.19
  4. Step 4: Simplify right side
    55,115.01x = 1,461,491,025.47
  5. Step 5: Solve for x
    x = 1,461,491,025.47/55,115.01
  6. Step 6: Final answer
    x = 26,517.11

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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.