Home / 23,321.90-32,195-13,758.54

Finding the Fourth Proportional to 23,321.90, 32,195 and 13,758.54

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Solution

The fourth proportional to 23,321.90, 32,195 and 13,758.54 is: 18,993.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,321.90 : 32,195 = 13,758.54 : x
  2. Step 2: Convert to fraction form
    23,321.90/32,195 = 13,758.54/x
  3. Step 3: Cross multiply
    23,321.90x = 32,195 × 13,758.54
  4. Step 4: Simplify right side
    23,321.90x = 442,956,195.30
  5. Step 5: Solve for x
    x = 442,956,195.30/23,321.90
  6. Step 6: Final answer
    x = 18,993.14

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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.