Home / 22,663.32-31,250.17-15,494.40

Finding the Fourth Proportional to 22,663.32, 31,250.17 and 15,494.40

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Solution

The fourth proportional to 22,663.32, 31,250.17 and 15,494.40 is: 21,365.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,663.32 : 31,250.17 = 15,494.40 : x
  2. Step 2: Convert to fraction form
    22,663.32/31,250.17 = 15,494.40/x
  3. Step 3: Cross multiply
    22,663.32x = 31,250.17 × 15,494.40
  4. Step 4: Simplify right side
    22,663.32x = 484,202,556.58
  5. Step 5: Solve for x
    x = 484,202,556.58/22,663.32
  6. Step 6: Final answer
    x = 21,365.04

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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.