Home / 55,711.40-83,562.62-26,121.64

Finding the Fourth Proportional to 55,711.40, 83,562.62 and 26,121.64

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Solution

The fourth proportional to 55,711.40, 83,562.62 and 26,121.64 is: 39,180.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,711.40 : 83,562.62 = 26,121.64 : x
  2. Step 2: Convert to fraction form
    55,711.40/83,562.62 = 26,121.64/x
  3. Step 3: Cross multiply
    55,711.40x = 83,562.62 × 26,121.64
  4. Step 4: Simplify right side
    55,711.40x = 2,182,792,677.10
  5. Step 5: Solve for x
    x = 2,182,792,677.10/55,711.40
  6. Step 6: Final answer
    x = 39,180.36

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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.