Home / 25,634.42-35,377.94-15,560.55

Finding the Fourth Proportional to 25,634.42, 35,377.94 and 15,560.55

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Solution

The fourth proportional to 25,634.42, 35,377.94 and 15,560.55 is: 21,475.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,634.42 : 35,377.94 = 15,560.55 : x
  2. Step 2: Convert to fraction form
    25,634.42/35,377.94 = 15,560.55/x
  3. Step 3: Cross multiply
    25,634.42x = 35,377.94 × 15,560.55
  4. Step 4: Simplify right side
    25,634.42x = 550,500,204.27
  5. Step 5: Solve for x
    x = 550,500,204.27/25,634.42
  6. Step 6: Final answer
    x = 21,475.04

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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.