Home / 25,400.85-35,049.70-14,067.55

Finding the Fourth Proportional to 25,400.85, 35,049.70 and 14,067.55

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Solution

The fourth proportional to 25,400.85, 35,049.70 and 14,067.55 is: 19,411.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,400.85 : 35,049.70 = 14,067.55 : x
  2. Step 2: Convert to fraction form
    25,400.85/35,049.70 = 14,067.55/x
  3. Step 3: Cross multiply
    25,400.85x = 35,049.70 × 14,067.55
  4. Step 4: Simplify right side
    25,400.85x = 493,063,337.20
  5. Step 5: Solve for x
    x = 493,063,337.20/25,400.85
  6. Step 6: Final answer
    x = 19,411.29

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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.