Home / 17,863.19-26,774.74-8,380.17

Finding the Fourth Proportional to 17,863.19, 26,774.74 and 8,380.17

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Solution

The fourth proportional to 17,863.19, 26,774.74 and 8,380.17 is: 12,560.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,863.19 : 26,774.74 = 8,380.17 : x
  2. Step 2: Convert to fraction form
    17,863.19/26,774.74 = 8,380.17/x
  3. Step 3: Cross multiply
    17,863.19x = 26,774.74 × 8,380.17
  4. Step 4: Simplify right side
    17,863.19x = 224,376,943.04
  5. Step 5: Solve for x
    x = 224,376,943.04/17,863.19
  6. Step 6: Final answer
    x = 12,560.86

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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.