Home / 16,531.52-24,766.01-12,815.54

Finding the Fourth Proportional to 16,531.52, 24,766.01 and 12,815.54

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Solution

The fourth proportional to 16,531.52, 24,766.01 and 12,815.54 is: 19,199.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,531.52 : 24,766.01 = 12,815.54 : x
  2. Step 2: Convert to fraction form
    16,531.52/24,766.01 = 12,815.54/x
  3. Step 3: Cross multiply
    16,531.52x = 24,766.01 × 12,815.54
  4. Step 4: Simplify right side
    16,531.52x = 317,389,791.80
  5. Step 5: Solve for x
    x = 317,389,791.80/16,531.52
  6. Step 6: Final answer
    x = 19,199.07

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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.