Home / 16,432.72-24,639.21-6,425.55

Finding the Fourth Proportional to 16,432.72, 24,639.21 and 6,425.55

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Solution

The fourth proportional to 16,432.72, 24,639.21 and 6,425.55 is: 9,634.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,432.72 : 24,639.21 = 6,425.55 : x
  2. Step 2: Convert to fraction form
    16,432.72/24,639.21 = 6,425.55/x
  3. Step 3: Cross multiply
    16,432.72x = 24,639.21 × 6,425.55
  4. Step 4: Simplify right side
    16,432.72x = 158,320,375.39
  5. Step 5: Solve for x
    x = 158,320,375.39/16,432.72
  6. Step 6: Final answer
    x = 9,634.46

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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.