Home / 17,609.12-26,422.28-7,747.17

Finding the Fourth Proportional to 17,609.12, 26,422.28 and 7,747.17

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Solution

The fourth proportional to 17,609.12, 26,422.28 and 7,747.17 is: 11,624.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,609.12 : 26,422.28 = 7,747.17 : x
  2. Step 2: Convert to fraction form
    17,609.12/26,422.28 = 7,747.17/x
  3. Step 3: Cross multiply
    17,609.12x = 26,422.28 × 7,747.17
  4. Step 4: Simplify right side
    17,609.12x = 204,697,894.95
  5. Step 5: Solve for x
    x = 204,697,894.95/17,609.12
  6. Step 6: Final answer
    x = 11,624.54

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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.