Home / 55,372.71-83,072.28-17,932.87

Finding the Fourth Proportional to 55,372.71, 83,072.28 and 17,932.87

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Solution

The fourth proportional to 55,372.71, 83,072.28 and 17,932.87 is: 26,903.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,372.71 : 83,072.28 = 17,932.87 : x
  2. Step 2: Convert to fraction form
    55,372.71/83,072.28 = 17,932.87/x
  3. Step 3: Cross multiply
    55,372.71x = 83,072.28 × 17,932.87
  4. Step 4: Simplify right side
    55,372.71x = 1,489,724,397.84
  5. Step 5: Solve for x
    x = 1,489,724,397.84/55,372.71
  6. Step 6: Final answer
    x = 26,903.58

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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.