Home / 17,131.56-25,705.86-11,572.71

Finding the Fourth Proportional to 17,131.56, 25,705.86 and 11,572.71

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Solution

The fourth proportional to 17,131.56, 25,705.86 and 11,572.71 is: 17,364.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,131.56 : 25,705.86 = 11,572.71 : x
  2. Step 2: Convert to fraction form
    17,131.56/25,705.86 = 11,572.71/x
  3. Step 3: Cross multiply
    17,131.56x = 25,705.86 × 11,572.71
  4. Step 4: Simplify right side
    17,131.56x = 297,486,463.08
  5. Step 5: Solve for x
    x = 297,486,463.08/17,131.56
  6. Step 6: Final answer
    x = 17,364.82

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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.