Home / 55,342.44-83,022.78-17,911.93

Finding the Fourth Proportional to 55,342.44, 83,022.78 and 17,911.93

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Solution

The fourth proportional to 55,342.44, 83,022.78 and 17,911.93 is: 26,870.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,342.44 : 83,022.78 = 17,911.93 : x
  2. Step 2: Convert to fraction form
    55,342.44/83,022.78 = 17,911.93/x
  3. Step 3: Cross multiply
    55,342.44x = 83,022.78 × 17,911.93
  4. Step 4: Simplify right side
    55,342.44x = 1,487,098,223.77
  5. Step 5: Solve for x
    x = 1,487,098,223.77/55,342.44
  6. Step 6: Final answer
    x = 26,870.85

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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.