Home / 16,531.62-24,795-5,437.86

Finding the Fourth Proportional to 16,531.62, 24,795 and 5,437.86

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Solution

The fourth proportional to 16,531.62, 24,795 and 5,437.86 is: 8,155.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,531.62 : 24,795 = 5,437.86 : x
  2. Step 2: Convert to fraction form
    16,531.62/24,795 = 5,437.86/x
  3. Step 3: Cross multiply
    16,531.62x = 24,795 × 5,437.86
  4. Step 4: Simplify right side
    16,531.62x = 134,831,738.70
  5. Step 5: Solve for x
    x = 134,831,738.70/16,531.62
  6. Step 6: Final answer
    x = 8,155.99

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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.