Home / 36,205.38-49,964.04-20,288.88

Finding the Fourth Proportional to 36,205.38, 49,964.04 and 20,288.88

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Solution

The fourth proportional to 36,205.38, 49,964.04 and 20,288.88 is: 27,999.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,205.38 : 49,964.04 = 20,288.88 : x
  2. Step 2: Convert to fraction form
    36,205.38/49,964.04 = 20,288.88/x
  3. Step 3: Cross multiply
    36,205.38x = 49,964.04 × 20,288.88
  4. Step 4: Simplify right side
    36,205.38x = 1,013,714,411.88
  5. Step 5: Solve for x
    x = 1,013,714,411.88/36,205.38
  6. Step 6: Final answer
    x = 27,999.00

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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.