Home / 22,751.64-31,398.84-13,799.52

Finding the Fourth Proportional to 22,751.64, 31,398.84 and 13,799.52

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Solution

The fourth proportional to 22,751.64, 31,398.84 and 13,799.52 is: 19,044.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,751.64 : 31,398.84 = 13,799.52 : x
  2. Step 2: Convert to fraction form
    22,751.64/31,398.84 = 13,799.52/x
  3. Step 3: Cross multiply
    22,751.64x = 31,398.84 × 13,799.52
  4. Step 4: Simplify right side
    22,751.64x = 433,288,920.56
  5. Step 5: Solve for x
    x = 433,288,920.56/22,751.64
  6. Step 6: Final answer
    x = 19,044.29

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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.