Home / 55,429.38-83,086.02-25,822.80

Finding the Fourth Proportional to 55,429.38, 83,086.02 and 25,822.80

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Solution

The fourth proportional to 55,429.38, 83,086.02 and 25,822.80 is: 38,707.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,429.38 : 83,086.02 = 25,822.80 : x
  2. Step 2: Convert to fraction form
    55,429.38/83,086.02 = 25,822.80/x
  3. Step 3: Cross multiply
    55,429.38x = 83,086.02 × 25,822.80
  4. Step 4: Simplify right side
    55,429.38x = 2,145,513,677.26
  5. Step 5: Solve for x
    x = 2,145,513,677.26/55,429.38
  6. Step 6: Final answer
    x = 38,707.16

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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.