Home / 17,993.12-26,989.68-6,306.34

Finding the Fourth Proportional to 17,993.12, 26,989.68 and 6,306.34

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Solution

The fourth proportional to 17,993.12, 26,989.68 and 6,306.34 is: 9,459.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,993.12 : 26,989.68 = 6,306.34 : x
  2. Step 2: Convert to fraction form
    17,993.12/26,989.68 = 6,306.34/x
  3. Step 3: Cross multiply
    17,993.12x = 26,989.68 × 6,306.34
  4. Step 4: Simplify right side
    17,993.12x = 170,206,098.57
  5. Step 5: Solve for x
    x = 170,206,098.57/17,993.12
  6. Step 6: Final answer
    x = 9,459.51

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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.