Home / 15,451.40-23,177.09-5,588.38

Finding the Fourth Proportional to 15,451.40, 23,177.09 and 5,588.38

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Solution

The fourth proportional to 15,451.40, 23,177.09 and 5,588.38 is: 8,382.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,451.40 : 23,177.09 = 5,588.38 : x
  2. Step 2: Convert to fraction form
    15,451.40/23,177.09 = 5,588.38/x
  3. Step 3: Cross multiply
    15,451.40x = 23,177.09 × 5,588.38
  4. Step 4: Simplify right side
    15,451.40x = 129,522,429.16
  5. Step 5: Solve for x
    x = 129,522,429.16/15,451.40
  6. Step 6: Final answer
    x = 8,382.57

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Similar ratio
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1.5x scale

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.