Home / 17,543.28-26,319.54-9,220.98

Finding the Fourth Proportional to 17,543.28, 26,319.54 and 9,220.98

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Solution

The fourth proportional to 17,543.28, 26,319.54 and 9,220.98 is: 13,833.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,543.28 : 26,319.54 = 9,220.98 : x
  2. Step 2: Convert to fraction form
    17,543.28/26,319.54 = 9,220.98/x
  3. Step 3: Cross multiply
    17,543.28x = 26,319.54 × 9,220.98
  4. Step 4: Simplify right side
    17,543.28x = 242,691,951.95
  5. Step 5: Solve for x
    x = 242,691,951.95/17,543.28
  6. Step 6: Final answer
    x = 13,833.90

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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.