Home / 55,395.62-83,086.13-15,417.26

Finding the Fourth Proportional to 55,395.62, 83,086.13 and 15,417.26

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Solution

The fourth proportional to 55,395.62, 83,086.13 and 15,417.26 is: 23,123.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,395.62 : 83,086.13 = 15,417.26 : x
  2. Step 2: Convert to fraction form
    55,395.62/83,086.13 = 15,417.26/x
  3. Step 3: Cross multiply
    55,395.62x = 83,086.13 × 15,417.26
  4. Step 4: Simplify right side
    55,395.62x = 1,280,960,091.72
  5. Step 5: Solve for x
    x = 1,280,960,091.72/55,395.62
  6. Step 6: Final answer
    x = 23,123.85

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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.