Home / 25,747.46-38,618.12-11,692.68

Finding the Fourth Proportional to 25,747.46, 38,618.12 and 11,692.68

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Solution

The fourth proportional to 25,747.46, 38,618.12 and 11,692.68 is: 17,537.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,747.46 : 38,618.12 = 11,692.68 : x
  2. Step 2: Convert to fraction form
    25,747.46/38,618.12 = 11,692.68/x
  3. Step 3: Cross multiply
    25,747.46x = 38,618.12 × 11,692.68
  4. Step 4: Simplify right side
    25,747.46x = 451,549,319.36
  5. Step 5: Solve for x
    x = 451,549,319.36/25,747.46
  6. Step 6: Final answer
    x = 17,537.63

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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.