Home / 16,531.02-24,765.27-12,815.04

Finding the Fourth Proportional to 16,531.02, 24,765.27 and 12,815.04

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Solution

The fourth proportional to 16,531.02, 24,765.27 and 12,815.04 is: 19,198.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,531.02 : 24,765.27 = 12,815.04 : x
  2. Step 2: Convert to fraction form
    16,531.02/24,765.27 = 12,815.04/x
  3. Step 3: Cross multiply
    16,531.02x = 24,765.27 × 12,815.04
  4. Step 4: Simplify right side
    16,531.02x = 317,367,925.66
  5. Step 5: Solve for x
    x = 317,367,925.66/16,531.02
  6. Step 6: Final answer
    x = 19,198.33

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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.