Home / 25,711.38-35,481.46-14,380.74

Finding the Fourth Proportional to 25,711.38, 35,481.46 and 14,380.74

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Solution

The fourth proportional to 25,711.38, 35,481.46 and 14,380.74 is: 19,845.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,711.38 : 35,481.46 = 14,380.74 : x
  2. Step 2: Convert to fraction form
    25,711.38/35,481.46 = 14,380.74/x
  3. Step 3: Cross multiply
    25,711.38x = 35,481.46 × 14,380.74
  4. Step 4: Simplify right side
    25,711.38x = 510,249,651.08
  5. Step 5: Solve for x
    x = 510,249,651.08/25,711.38
  6. Step 6: Final answer
    x = 19,845.28

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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.