Home / 22,714.93-34,223.82-20,921.59

Finding the Fourth Proportional to 22,714.93, 34,223.82 and 20,921.59

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Solution

The fourth proportional to 22,714.93, 34,223.82 and 20,921.59 is: 31,521.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,714.93 : 34,223.82 = 20,921.59 : x
  2. Step 2: Convert to fraction form
    22,714.93/34,223.82 = 20,921.59/x
  3. Step 3: Cross multiply
    22,714.93x = 34,223.82 × 20,921.59
  4. Step 4: Simplify right side
    22,714.93x = 716,016,694.60
  5. Step 5: Solve for x
    x = 716,016,694.60/22,714.93
  6. Step 6: Final answer
    x = 31,521.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.