Home / 14,100.62-21,150.97-3,570.63

Finding the Fourth Proportional to 14,100.62, 21,150.97 and 3,570.63

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Solution

The fourth proportional to 14,100.62, 21,150.97 and 3,570.63 is: 5,355.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,100.62 : 21,150.97 = 3,570.63 : x
  2. Step 2: Convert to fraction form
    14,100.62/21,150.97 = 3,570.63/x
  3. Step 3: Cross multiply
    14,100.62x = 21,150.97 × 3,570.63
  4. Step 4: Simplify right side
    14,100.62x = 75,522,332.13
  5. Step 5: Solve for x
    x = 75,522,332.13/14,100.62
  6. Step 6: Final answer
    x = 5,355.96

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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.