Home / 14,100.20-21,115.74-9,469.16

Finding the Fourth Proportional to 14,100.20, 21,115.74 and 9,469.16

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Solution

The fourth proportional to 14,100.20, 21,115.74 and 9,469.16 is: 14,180.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,100.20 : 21,115.74 = 9,469.16 : x
  2. Step 2: Convert to fraction form
    14,100.20/21,115.74 = 9,469.16/x
  3. Step 3: Cross multiply
    14,100.20x = 21,115.74 × 9,469.16
  4. Step 4: Simplify right side
    14,100.20x = 199,948,320.58
  5. Step 5: Solve for x
    x = 199,948,320.58/14,100.20
  6. Step 6: Final answer
    x = 14,180.53

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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.