Home / 14,023.70-21,036.09-3,635.18

Finding the Fourth Proportional to 14,023.70, 21,036.09 and 3,635.18

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Solution

The fourth proportional to 14,023.70, 21,036.09 and 3,635.18 is: 5,452.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,023.70 : 21,036.09 = 3,635.18 : x
  2. Step 2: Convert to fraction form
    14,023.70/21,036.09 = 3,635.18/x
  3. Step 3: Cross multiply
    14,023.70x = 21,036.09 × 3,635.18
  4. Step 4: Simplify right side
    14,023.70x = 76,469,973.65
  5. Step 5: Solve for x
    x = 76,469,973.65/14,023.70
  6. Step 6: Final answer
    x = 5,452.91

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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.