Home / 36,140.68-49,873.06-20,008.70

Finding the Fourth Proportional to 36,140.68, 49,873.06 and 20,008.70

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Solution

The fourth proportional to 36,140.68, 49,873.06 and 20,008.70 is: 27,611.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,140.68 : 49,873.06 = 20,008.70 : x
  2. Step 2: Convert to fraction form
    36,140.68/49,873.06 = 20,008.70/x
  3. Step 3: Cross multiply
    36,140.68x = 49,873.06 × 20,008.70
  4. Step 4: Simplify right side
    36,140.68x = 997,895,220.30
  5. Step 5: Solve for x
    x = 997,895,220.30/36,140.68
  6. Step 6: Final answer
    x = 27,611.42

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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.