Home / 17,039.40-25,559.10-15,772.20

Finding the Fourth Proportional to 17,039.40, 25,559.10 and 15,772.20

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Solution

The fourth proportional to 17,039.40, 25,559.10 and 15,772.20 is: 23,658.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,039.40 : 25,559.10 = 15,772.20 : x
  2. Step 2: Convert to fraction form
    17,039.40/25,559.10 = 15,772.20/x
  3. Step 3: Cross multiply
    17,039.40x = 25,559.10 × 15,772.20
  4. Step 4: Simplify right side
    17,039.40x = 403,123,237.02
  5. Step 5: Solve for x
    x = 403,123,237.02/17,039.40
  6. Step 6: Final answer
    x = 23,658.30

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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.