Home / 26,551.47-36,641.13-15,221.22

Finding the Fourth Proportional to 26,551.47, 36,641.13 and 15,221.22

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Solution

The fourth proportional to 26,551.47, 36,641.13 and 15,221.22 is: 21,005.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,551.47 : 36,641.13 = 15,221.22 : x
  2. Step 2: Convert to fraction form
    26,551.47/36,641.13 = 15,221.22/x
  3. Step 3: Cross multiply
    26,551.47x = 36,641.13 × 15,221.22
  4. Step 4: Simplify right side
    26,551.47x = 557,722,634.72
  5. Step 5: Solve for x
    x = 557,722,634.72/26,551.47
  6. Step 6: Final answer
    x = 21,005.34

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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.