Home / 36,512.10-54,768.15-14,326.20

Finding the Fourth Proportional to 36,512.10, 54,768.15 and 14,326.20

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Solution

The fourth proportional to 36,512.10, 54,768.15 and 14,326.20 is: 21,489.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,512.10 : 54,768.15 = 14,326.20 : x
  2. Step 2: Convert to fraction form
    36,512.10/54,768.15 = 14,326.20/x
  3. Step 3: Cross multiply
    36,512.10x = 54,768.15 × 14,326.20
  4. Step 4: Simplify right side
    36,512.10x = 784,619,470.53
  5. Step 5: Solve for x
    x = 784,619,470.53/36,512.10
  6. Step 6: Final answer
    x = 21,489.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.