Home / 15,453.02-23,169.29-5,591

Finding the Fourth Proportional to 15,453.02, 23,169.29 and 5,591

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Solution

The fourth proportional to 15,453.02, 23,169.29 and 5,591 is: 8,382.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,453.02 : 23,169.29 = 5,591 : x
  2. Step 2: Convert to fraction form
    15,453.02/23,169.29 = 5,591/x
  3. Step 3: Cross multiply
    15,453.02x = 23,169.29 × 5,591
  4. Step 4: Simplify right side
    15,453.02x = 129,539,500.39
  5. Step 5: Solve for x
    x = 129,539,500.39/15,453.02
  6. Step 6: Final answer
    x = 8,382.80

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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.