Home / 17,153.52-23,672.24-12,126.60

Finding the Fourth Proportional to 17,153.52, 23,672.24 and 12,126.60

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Solution

The fourth proportional to 17,153.52, 23,672.24 and 12,126.60 is: 16,734.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,153.52 : 23,672.24 = 12,126.60 : x
  2. Step 2: Convert to fraction form
    17,153.52/23,672.24 = 12,126.60/x
  3. Step 3: Cross multiply
    17,153.52x = 23,672.24 × 12,126.60
  4. Step 4: Simplify right side
    17,153.52x = 287,063,724.95
  5. Step 5: Solve for x
    x = 287,063,724.95/17,153.52
  6. Step 6: Final answer
    x = 16,734.97

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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.