Home / 36,100.28-49,816.34-19,966.68

Finding the Fourth Proportional to 36,100.28, 49,816.34 and 19,966.68

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Solution

The fourth proportional to 36,100.28, 49,816.34 and 19,966.68 is: 27,552.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,100.28 : 49,816.34 = 19,966.68 : x
  2. Step 2: Convert to fraction form
    36,100.28/49,816.34 = 19,966.68/x
  3. Step 3: Cross multiply
    36,100.28x = 49,816.34 × 19,966.68
  4. Step 4: Simplify right side
    36,100.28x = 994,666,919.55
  5. Step 5: Solve for x
    x = 994,666,919.55/36,100.28
  6. Step 6: Final answer
    x = 27,552.89

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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.