Home / 25,082.45-34,613.62-13,752.42

Finding the Fourth Proportional to 25,082.45, 34,613.62 and 13,752.42

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Solution

The fourth proportional to 25,082.45, 34,613.62 and 13,752.42 is: 18,978.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,082.45 : 34,613.62 = 13,752.42 : x
  2. Step 2: Convert to fraction form
    25,082.45/34,613.62 = 13,752.42/x
  3. Step 3: Cross multiply
    25,082.45x = 34,613.62 × 13,752.42
  4. Step 4: Simplify right side
    25,082.45x = 476,021,039.96
  5. Step 5: Solve for x
    x = 476,021,039.96/25,082.45
  6. Step 6: Final answer
    x = 18,978.25

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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.