Home / 29,581.28-40,823.82-16,153.78

Finding the Fourth Proportional to 29,581.28, 40,823.82 and 16,153.78

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Solution

The fourth proportional to 29,581.28, 40,823.82 and 16,153.78 is: 22,293.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,581.28 : 40,823.82 = 16,153.78 : x
  2. Step 2: Convert to fraction form
    29,581.28/40,823.82 = 16,153.78/x
  3. Step 3: Cross multiply
    29,581.28x = 40,823.82 × 16,153.78
  4. Step 4: Simplify right side
    29,581.28x = 659,458,722.15
  5. Step 5: Solve for x
    x = 659,458,722.15/29,581.28
  6. Step 6: Final answer
    x = 22,293.11

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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.