Home / 17,631.66-26,432.68-8,266.75

Finding the Fourth Proportional to 17,631.66, 26,432.68 and 8,266.75

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Solution

The fourth proportional to 17,631.66, 26,432.68 and 8,266.75 is: 12,393.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,631.66 : 26,432.68 = 8,266.75 : x
  2. Step 2: Convert to fraction form
    17,631.66/26,432.68 = 8,266.75/x
  3. Step 3: Cross multiply
    17,631.66x = 26,432.68 × 8,266.75
  4. Step 4: Simplify right side
    17,631.66x = 218,512,357.39
  5. Step 5: Solve for x
    x = 218,512,357.39/17,631.66
  6. Step 6: Final answer
    x = 12,393.18

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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.