Home / 17,945.38-26,918.18-6,258.61

Finding the Fourth Proportional to 17,945.38, 26,918.18 and 6,258.61

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Solution

The fourth proportional to 17,945.38, 26,918.18 and 6,258.61 is: 9,387.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,945.38 : 26,918.18 = 6,258.61 : x
  2. Step 2: Convert to fraction form
    17,945.38/26,918.18 = 6,258.61/x
  3. Step 3: Cross multiply
    17,945.38x = 26,918.18 × 6,258.61
  4. Step 4: Simplify right side
    17,945.38x = 168,470,390.53
  5. Step 5: Solve for x
    x = 168,470,390.53/17,945.38
  6. Step 6: Final answer
    x = 9,387.95

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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.