Home / 29,940.86-41,320.28-16,512.14

Finding the Fourth Proportional to 29,940.86, 41,320.28 and 16,512.14

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Solution

The fourth proportional to 29,940.86, 41,320.28 and 16,512.14 is: 22,787.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,940.86 : 41,320.28 = 16,512.14 : x
  2. Step 2: Convert to fraction form
    29,940.86/41,320.28 = 16,512.14/x
  3. Step 3: Cross multiply
    29,940.86x = 41,320.28 × 16,512.14
  4. Step 4: Simplify right side
    29,940.86x = 682,285,959.04
  5. Step 5: Solve for x
    x = 682,285,959.04/29,940.86
  6. Step 6: Final answer
    x = 22,787.79

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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.