Home / 26,723.98-36,882.98-15,391.27

Finding the Fourth Proportional to 26,723.98, 36,882.98 and 15,391.27

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Solution

The fourth proportional to 26,723.98, 36,882.98 and 15,391.27 is: 21,242.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,723.98 : 36,882.98 = 15,391.27 : x
  2. Step 2: Convert to fraction form
    26,723.98/36,882.98 = 15,391.27/x
  3. Step 3: Cross multiply
    26,723.98x = 36,882.98 × 15,391.27
  4. Step 4: Simplify right side
    26,723.98x = 567,675,722.98
  5. Step 5: Solve for x
    x = 567,675,722.98/26,723.98
  6. Step 6: Final answer
    x = 21,242.19

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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.