Home / 55,116.29-82,687.41-15,673.74

Finding the Fourth Proportional to 55,116.29, 82,687.41 and 15,673.74

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Solution

The fourth proportional to 55,116.29, 82,687.41 and 15,673.74 is: 23,514.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,116.29 : 82,687.41 = 15,673.74 : x
  2. Step 2: Convert to fraction form
    55,116.29/82,687.41 = 15,673.74/x
  3. Step 3: Cross multiply
    55,116.29x = 82,687.41 × 15,673.74
  4. Step 4: Simplify right side
    55,116.29x = 1,296,020,965.61
  5. Step 5: Solve for x
    x = 1,296,020,965.61/55,116.29
  6. Step 6: Final answer
    x = 23,514.30

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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.