Home / 29,393.10-40,562.78-15,964.38

Finding the Fourth Proportional to 29,393.10, 40,562.78 and 15,964.38

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Solution

The fourth proportional to 29,393.10, 40,562.78 and 15,964.38 is: 22,031.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,393.10 : 40,562.78 = 15,964.38 : x
  2. Step 2: Convert to fraction form
    29,393.10/40,562.78 = 15,964.38/x
  3. Step 3: Cross multiply
    29,393.10x = 40,562.78 × 15,964.38
  4. Step 4: Simplify right side
    29,393.10x = 647,559,553.95
  5. Step 5: Solve for x
    x = 647,559,553.95/29,393.10
  6. Step 6: Final answer
    x = 22,031.01

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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.