Home / 55,617.57-83,425.66-13,498

Finding the Fourth Proportional to 55,617.57, 83,425.66 and 13,498

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Solution

The fourth proportional to 55,617.57, 83,425.66 and 13,498 is: 20,246.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,617.57 : 83,425.66 = 13,498 : x
  2. Step 2: Convert to fraction form
    55,617.57/83,425.66 = 13,498/x
  3. Step 3: Cross multiply
    55,617.57x = 83,425.66 × 13,498
  4. Step 4: Simplify right side
    55,617.57x = 1,126,079,558.68
  5. Step 5: Solve for x
    x = 1,126,079,558.68/55,617.57
  6. Step 6: Final answer
    x = 20,246.83

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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.