Home / 36,116.04-49,842.74-20,205.61

Finding the Fourth Proportional to 36,116.04, 49,842.74 and 20,205.61

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Solution

The fourth proportional to 36,116.04, 49,842.74 and 20,205.61 is: 27,885.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,116.04 : 49,842.74 = 20,205.61 : x
  2. Step 2: Convert to fraction form
    36,116.04/49,842.74 = 20,205.61/x
  3. Step 3: Cross multiply
    36,116.04x = 49,842.74 × 20,205.61
  4. Step 4: Simplify right side
    36,116.04x = 1,007,102,965.77
  5. Step 5: Solve for x
    x = 1,007,102,965.77/36,116.04
  6. Step 6: Final answer
    x = 27,885.20

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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.