Home / 36,172.38-49,922.16-20,253.75

Finding the Fourth Proportional to 36,172.38, 49,922.16 and 20,253.75

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Solution

The fourth proportional to 36,172.38, 49,922.16 and 20,253.75 is: 27,952.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,172.38 : 49,922.16 = 20,253.75 : x
  2. Step 2: Convert to fraction form
    36,172.38/49,922.16 = 20,253.75/x
  3. Step 3: Cross multiply
    36,172.38x = 49,922.16 × 20,253.75
  4. Step 4: Simplify right side
    36,172.38x = 1,011,110,948.10
  5. Step 5: Solve for x
    x = 1,011,110,948.10/36,172.38
  6. Step 6: Final answer
    x = 27,952.57

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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.