Home / 29,589.20-40,832.87-16,160.45

Finding the Fourth Proportional to 29,589.20, 40,832.87 and 16,160.45

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Solution

The fourth proportional to 29,589.20, 40,832.87 and 16,160.45 is: 22,301.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,589.20 : 40,832.87 = 16,160.45 : x
  2. Step 2: Convert to fraction form
    29,589.20/40,832.87 = 16,160.45/x
  3. Step 3: Cross multiply
    29,589.20x = 40,832.87 × 16,160.45
  4. Step 4: Simplify right side
    29,589.20x = 659,877,696.47
  5. Step 5: Solve for x
    x = 659,877,696.47/29,589.20
  6. Step 6: Final answer
    x = 22,301.31

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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.