Home / 55,127.13-82,625.06-38,396.55

Finding the Fourth Proportional to 55,127.13, 82,625.06 and 38,396.55

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Solution

The fourth proportional to 55,127.13, 82,625.06 and 38,396.55 is: 57,549.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,127.13 : 82,625.06 = 38,396.55 : x
  2. Step 2: Convert to fraction form
    55,127.13/82,625.06 = 38,396.55/x
  3. Step 3: Cross multiply
    55,127.13x = 82,625.06 × 38,396.55
  4. Step 4: Simplify right side
    55,127.13x = 3,172,517,055.56
  5. Step 5: Solve for x
    x = 3,172,517,055.56/55,127.13
  6. Step 6: Final answer
    x = 57,549.11

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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.