Home / 17,920.38-26,887.14-6,236.94

Finding the Fourth Proportional to 17,920.38, 26,887.14 and 6,236.94

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Solution

The fourth proportional to 17,920.38, 26,887.14 and 6,236.94 is: 9,357.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,920.38 : 26,887.14 = 6,236.94 : x
  2. Step 2: Convert to fraction form
    17,920.38/26,887.14 = 6,236.94/x
  3. Step 3: Cross multiply
    17,920.38x = 26,887.14 × 6,236.94
  4. Step 4: Simplify right side
    17,920.38x = 167,693,478.95
  5. Step 5: Solve for x
    x = 167,693,478.95/17,920.38
  6. Step 6: Final answer
    x = 9,357.70

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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.