Home / 15,834.55-21,847.26-9,372.97

Finding the Fourth Proportional to 15,834.55, 21,847.26 and 9,372.97

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Solution

The fourth proportional to 15,834.55, 21,847.26 and 9,372.97 is: 12,932.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,834.55 : 21,847.26 = 9,372.97 : x
  2. Step 2: Convert to fraction form
    15,834.55/21,847.26 = 9,372.97/x
  3. Step 3: Cross multiply
    15,834.55x = 21,847.26 × 9,372.97
  4. Step 4: Simplify right side
    15,834.55x = 204,773,712.56
  5. Step 5: Solve for x
    x = 204,773,712.56/15,834.55
  6. Step 6: Final answer
    x = 12,932.08

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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.