Home / 25,729.52-35,512.68-16,761.40

Finding the Fourth Proportional to 25,729.52, 35,512.68 and 16,761.40

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Solution

The fourth proportional to 25,729.52, 35,512.68 and 16,761.40 is: 23,134.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,729.52 : 35,512.68 = 16,761.40 : x
  2. Step 2: Convert to fraction form
    25,729.52/35,512.68 = 16,761.40/x
  3. Step 3: Cross multiply
    25,729.52x = 35,512.68 × 16,761.40
  4. Step 4: Simplify right side
    25,729.52x = 595,242,234.55
  5. Step 5: Solve for x
    x = 595,242,234.55/25,729.52
  6. Step 6: Final answer
    x = 23,134.60

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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.