Home / 29,364.54-40,540.14-22,278.66

Finding the Fourth Proportional to 29,364.54, 40,540.14 and 22,278.66

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Solution

The fourth proportional to 29,364.54, 40,540.14 and 22,278.66 is: 30,757.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,364.54 : 40,540.14 = 22,278.66 : x
  2. Step 2: Convert to fraction form
    29,364.54/40,540.14 = 22,278.66/x
  3. Step 3: Cross multiply
    29,364.54x = 40,540.14 × 22,278.66
  4. Step 4: Simplify right side
    29,364.54x = 903,179,995.41
  5. Step 5: Solve for x
    x = 903,179,995.41/29,364.54
  6. Step 6: Final answer
    x = 30,757.51

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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.