Home / 16,531.59-24,794.65-5,438.42

Finding the Fourth Proportional to 16,531.59, 24,794.65 and 5,438.42

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Solution

The fourth proportional to 16,531.59, 24,794.65 and 5,438.42 is: 8,156.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,531.59 : 24,794.65 = 5,438.42 : x
  2. Step 2: Convert to fraction form
    16,531.59/24,794.65 = 5,438.42/x
  3. Step 3: Cross multiply
    16,531.59x = 24,794.65 × 5,438.42
  4. Step 4: Simplify right side
    16,531.59x = 134,843,720.45
  5. Step 5: Solve for x
    x = 134,843,720.45/16,531.59
  6. Step 6: Final answer
    x = 8,156.73

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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.