Home / 17,550.38-26,213.48-15,881.91

Finding the Fourth Proportional to 17,550.38, 26,213.48 and 15,881.91

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Solution

The fourth proportional to 17,550.38, 26,213.48 and 15,881.91 is: 23,721.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,550.38 : 26,213.48 = 15,881.91 : x
  2. Step 2: Convert to fraction form
    17,550.38/26,213.48 = 15,881.91/x
  3. Step 3: Cross multiply
    17,550.38x = 26,213.48 × 15,881.91
  4. Step 4: Simplify right side
    17,550.38x = 416,320,050.74
  5. Step 5: Solve for x
    x = 416,320,050.74/17,550.38
  6. Step 6: Final answer
    x = 23,721.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.