Home / 29,429.87-40,612.32-16,001.15

Finding the Fourth Proportional to 29,429.87, 40,612.32 and 16,001.15

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Solution

The fourth proportional to 29,429.87, 40,612.32 and 16,001.15 is: 22,081.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,429.87 : 40,612.32 = 16,001.15 : x
  2. Step 2: Convert to fraction form
    29,429.87/40,612.32 = 16,001.15/x
  3. Step 3: Cross multiply
    29,429.87x = 40,612.32 × 16,001.15
  4. Step 4: Simplify right side
    29,429.87x = 649,843,621.11
  5. Step 5: Solve for x
    x = 649,843,621.11/29,429.87
  6. Step 6: Final answer
    x = 22,081.09

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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.