Home / 55,617.32-83,425.29-13,497.75

Finding the Fourth Proportional to 55,617.32, 83,425.29 and 13,497.75

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Solution

The fourth proportional to 55,617.32, 83,425.29 and 13,497.75 is: 20,246.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,617.32 : 83,425.29 = 13,497.75 : x
  2. Step 2: Convert to fraction form
    55,617.32/83,425.29 = 13,497.75/x
  3. Step 3: Cross multiply
    55,617.32x = 83,425.29 × 13,497.75
  4. Step 4: Simplify right side
    55,617.32x = 1,126,053,640.61
  5. Step 5: Solve for x
    x = 1,126,053,640.61/55,617.32
  6. Step 6: Final answer
    x = 20,246.46

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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.