Home / 38,082.70-57,135.72-17,040.45

Finding the Fourth Proportional to 38,082.70, 57,135.72 and 17,040.45

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Solution

The fourth proportional to 38,082.70, 57,135.72 and 17,040.45 is: 25,565.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,082.70 : 57,135.72 = 17,040.45 : x
  2. Step 2: Convert to fraction form
    38,082.70/57,135.72 = 17,040.45/x
  3. Step 3: Cross multiply
    38,082.70x = 57,135.72 × 17,040.45
  4. Step 4: Simplify right side
    38,082.70x = 973,618,379.87
  5. Step 5: Solve for x
    x = 973,618,379.87/38,082.70
  6. Step 6: Final answer
    x = 25,565.90

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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.