Home / 29,024.43-40,042.20-18,949.65

Finding the Fourth Proportional to 29,024.43, 40,042.20 and 18,949.65

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Solution

The fourth proportional to 29,024.43, 40,042.20 and 18,949.65 is: 26,143.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,024.43 : 40,042.20 = 18,949.65 : x
  2. Step 2: Convert to fraction form
    29,024.43/40,042.20 = 18,949.65/x
  3. Step 3: Cross multiply
    29,024.43x = 40,042.20 × 18,949.65
  4. Step 4: Simplify right side
    29,024.43x = 758,785,675.23
  5. Step 5: Solve for x
    x = 758,785,675.23/29,024.43
  6. Step 6: Final answer
    x = 26,143.00

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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.