Home / 55,209.62-82,802.82-17,773.04

Finding the Fourth Proportional to 55,209.62, 82,802.82 and 17,773.04

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Solution

The fourth proportional to 55,209.62, 82,802.82 and 17,773.04 is: 26,655.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,209.62 : 82,802.82 = 17,773.04 : x
  2. Step 2: Convert to fraction form
    55,209.62/82,802.82 = 17,773.04/x
  3. Step 3: Cross multiply
    55,209.62x = 82,802.82 × 17,773.04
  4. Step 4: Simplify right side
    55,209.62x = 1,471,657,831.97
  5. Step 5: Solve for x
    x = 1,471,657,831.97/55,209.62
  6. Step 6: Final answer
    x = 26,655.82

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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.