Home / 55,713.40-83,568.89-13,593.85

Finding the Fourth Proportional to 55,713.40, 83,568.89 and 13,593.85

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Solution

The fourth proportional to 55,713.40, 83,568.89 and 13,593.85 is: 20,390.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,713.40 : 83,568.89 = 13,593.85 : x
  2. Step 2: Convert to fraction form
    55,713.40/83,568.89 = 13,593.85/x
  3. Step 3: Cross multiply
    55,713.40x = 83,568.89 × 13,593.85
  4. Step 4: Simplify right side
    55,713.40x = 1,136,023,147.26
  5. Step 5: Solve for x
    x = 1,136,023,147.26/55,713.40
  6. Step 6: Final answer
    x = 20,390.48

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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.