Home / 17,126.10-25,631.55-15,743.70

Finding the Fourth Proportional to 17,126.10, 25,631.55 and 15,743.70

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Solution

The fourth proportional to 17,126.10, 25,631.55 and 15,743.70 is: 23,562.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,126.10 : 25,631.55 = 15,743.70 : x
  2. Step 2: Convert to fraction form
    17,126.10/25,631.55 = 15,743.70/x
  3. Step 3: Cross multiply
    17,126.10x = 25,631.55 × 15,743.70
  4. Step 4: Simplify right side
    17,126.10x = 403,535,433.74
  5. Step 5: Solve for x
    x = 403,535,433.74/17,126.10
  6. Step 6: Final answer
    x = 23,562.60

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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.