Home / 14,110.60-21,147.33-7,873.55

Finding the Fourth Proportional to 14,110.60, 21,147.33 and 7,873.55

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Solution

The fourth proportional to 14,110.60, 21,147.33 and 7,873.55 is: 11,799.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,110.60 : 21,147.33 = 7,873.55 : x
  2. Step 2: Convert to fraction form
    14,110.60/21,147.33 = 7,873.55/x
  3. Step 3: Cross multiply
    14,110.60x = 21,147.33 × 7,873.55
  4. Step 4: Simplify right side
    14,110.60x = 166,504,560.12
  5. Step 5: Solve for x
    x = 166,504,560.12/14,110.60
  6. Step 6: Final answer
    x = 11,799.96

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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.