Home / 17,585.78-26,381.55-8,348.66

Finding the Fourth Proportional to 17,585.78, 26,381.55 and 8,348.66

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Solution

The fourth proportional to 17,585.78, 26,381.55 and 8,348.66 is: 12,524.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,585.78 : 26,381.55 = 8,348.66 : x
  2. Step 2: Convert to fraction form
    17,585.78/26,381.55 = 8,348.66/x
  3. Step 3: Cross multiply
    17,585.78x = 26,381.55 × 8,348.66
  4. Step 4: Simplify right side
    17,585.78x = 220,250,591.22
  5. Step 5: Solve for x
    x = 220,250,591.22/17,585.78
  6. Step 6: Final answer
    x = 12,524.36

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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.