Home / 29,543.57-40,770.25-16,115.11

Finding the Fourth Proportional to 29,543.57, 40,770.25 and 16,115.11

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Solution

The fourth proportional to 29,543.57, 40,770.25 and 16,115.11 is: 22,238.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,543.57 : 40,770.25 = 16,115.11 : x
  2. Step 2: Convert to fraction form
    29,543.57/40,770.25 = 16,115.11/x
  3. Step 3: Cross multiply
    29,543.57x = 40,770.25 × 16,115.11
  4. Step 4: Simplify right side
    29,543.57x = 657,016,779.05
  5. Step 5: Solve for x
    x = 657,016,779.05/29,543.57
  6. Step 6: Final answer
    x = 22,238.91

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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.