Home / 29,164.62-40,240.80-18,550.38

Finding the Fourth Proportional to 29,164.62, 40,240.80 and 18,550.38

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Solution

The fourth proportional to 29,164.62, 40,240.80 and 18,550.38 is: 25,595.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,164.62 : 40,240.80 = 18,550.38 : x
  2. Step 2: Convert to fraction form
    29,164.62/40,240.80 = 18,550.38/x
  3. Step 3: Cross multiply
    29,164.62x = 40,240.80 × 18,550.38
  4. Step 4: Simplify right side
    29,164.62x = 746,482,131.50
  5. Step 5: Solve for x
    x = 746,482,131.50/29,164.62
  6. Step 6: Final answer
    x = 25,595.47

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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.