Home / 23,249.88-32,084.85-12,639.53

Finding the Fourth Proportional to 23,249.88, 32,084.85 and 12,639.53

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Solution

The fourth proportional to 23,249.88, 32,084.85 and 12,639.53 is: 17,442.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,249.88 : 32,084.85 = 12,639.53 : x
  2. Step 2: Convert to fraction form
    23,249.88/32,084.85 = 12,639.53/x
  3. Step 3: Cross multiply
    23,249.88x = 32,084.85 × 12,639.53
  4. Step 4: Simplify right side
    23,249.88x = 405,537,263.70
  5. Step 5: Solve for x
    x = 405,537,263.70/23,249.88
  6. Step 6: Final answer
    x = 17,442.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.