Home / 36,159.20-49,897.38-20,240.96

Finding the Fourth Proportional to 36,159.20, 49,897.38 and 20,240.96

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Solution

The fourth proportional to 36,159.20, 49,897.38 and 20,240.96 is: 27,931.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,159.20 : 49,897.38 = 20,240.96 : x
  2. Step 2: Convert to fraction form
    36,159.20/49,897.38 = 20,240.96/x
  3. Step 3: Cross multiply
    36,159.20x = 49,897.38 × 20,240.96
  4. Step 4: Simplify right side
    36,159.20x = 1,009,970,872.68
  5. Step 5: Solve for x
    x = 1,009,970,872.68/36,159.20
  6. Step 6: Final answer
    x = 27,931.23

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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.