Home / 25,512.42-35,179.67-15,948.82

Finding the Fourth Proportional to 25,512.42, 35,179.67 and 15,948.82

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Solution

The fourth proportional to 25,512.42, 35,179.67 and 15,948.82 is: 21,992.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,512.42 : 35,179.67 = 15,948.82 : x
  2. Step 2: Convert to fraction form
    25,512.42/35,179.67 = 15,948.82/x
  3. Step 3: Cross multiply
    25,512.42x = 35,179.67 × 15,948.82
  4. Step 4: Simplify right side
    25,512.42x = 561,074,176.41
  5. Step 5: Solve for x
    x = 561,074,176.41/25,512.42
  6. Step 6: Final answer
    x = 21,992.20

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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.