Home / 25,380.24-38,084.13-10,590.45

Finding the Fourth Proportional to 25,380.24, 38,084.13 and 10,590.45

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Solution

The fourth proportional to 25,380.24, 38,084.13 and 10,590.45 is: 15,891.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,380.24 : 38,084.13 = 10,590.45 : x
  2. Step 2: Convert to fraction form
    25,380.24/38,084.13 = 10,590.45/x
  3. Step 3: Cross multiply
    25,380.24x = 38,084.13 × 10,590.45
  4. Step 4: Simplify right side
    25,380.24x = 403,328,074.56
  5. Step 5: Solve for x
    x = 403,328,074.56/25,380.24
  6. Step 6: Final answer
    x = 15,891.42

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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.