Home / 29,429.97-40,613.46-16,001.28

Finding the Fourth Proportional to 29,429.97, 40,613.46 and 16,001.28

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Solution

The fourth proportional to 29,429.97, 40,613.46 and 16,001.28 is: 22,081.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,429.97 : 40,613.46 = 16,001.28 : x
  2. Step 2: Convert to fraction form
    29,429.97/40,613.46 = 16,001.28/x
  3. Step 3: Cross multiply
    29,429.97x = 40,613.46 × 16,001.28
  4. Step 4: Simplify right side
    29,429.97x = 649,867,345.23
  5. Step 5: Solve for x
    x = 649,867,345.23/29,429.97
  6. Step 6: Final answer
    x = 22,081.82

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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.