Home / 17,123.76-25,687.70-6,591.33

Finding the Fourth Proportional to 17,123.76, 25,687.70 and 6,591.33

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Solution

The fourth proportional to 17,123.76, 25,687.70 and 6,591.33 is: 9,887.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,123.76 : 25,687.70 = 6,591.33 : x
  2. Step 2: Convert to fraction form
    17,123.76/25,687.70 = 6,591.33/x
  3. Step 3: Cross multiply
    17,123.76x = 25,687.70 × 6,591.33
  4. Step 4: Simplify right side
    17,123.76x = 169,316,074.68
  5. Step 5: Solve for x
    x = 169,316,074.68/17,123.76
  6. Step 6: Final answer
    x = 9,887.79

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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.