Home / 39,187.46-54,079.99-22,191.44

Finding the Fourth Proportional to 39,187.46, 54,079.99 and 22,191.44

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Solution

The fourth proportional to 39,187.46, 54,079.99 and 22,191.44 is: 30,624.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,187.46 : 54,079.99 = 22,191.44 : x
  2. Step 2: Convert to fraction form
    39,187.46/54,079.99 = 22,191.44/x
  3. Step 3: Cross multiply
    39,187.46x = 54,079.99 × 22,191.44
  4. Step 4: Simplify right side
    39,187.46x = 1,200,112,527.41
  5. Step 5: Solve for x
    x = 1,200,112,527.41/39,187.46
  6. Step 6: Final answer
    x = 30,624.91

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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.