Home / 25,148.78-34,692.30-17,082.85

Finding the Fourth Proportional to 25,148.78, 34,692.30 and 17,082.85

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Solution

The fourth proportional to 25,148.78, 34,692.30 and 17,082.85 is: 23,565.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,148.78 : 34,692.30 = 17,082.85 : x
  2. Step 2: Convert to fraction form
    25,148.78/34,692.30 = 17,082.85/x
  3. Step 3: Cross multiply
    25,148.78x = 34,692.30 × 17,082.85
  4. Step 4: Simplify right side
    25,148.78x = 592,643,399.76
  5. Step 5: Solve for x
    x = 592,643,399.76/25,148.78
  6. Step 6: Final answer
    x = 23,565.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.