Home / 27,826.38-38,402.52-17,222.22

Finding the Fourth Proportional to 27,826.38, 38,402.52 and 17,222.22

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Solution

The fourth proportional to 27,826.38, 38,402.52 and 17,222.22 is: 23,767.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,826.38 : 38,402.52 = 17,222.22 : x
  2. Step 2: Convert to fraction form
    27,826.38/38,402.52 = 17,222.22/x
  3. Step 3: Cross multiply
    27,826.38x = 38,402.52 × 17,222.22
  4. Step 4: Simplify right side
    27,826.38x = 661,376,647.99
  5. Step 5: Solve for x
    x = 661,376,647.99/27,826.38
  6. Step 6: Final answer
    x = 23,767.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.