Home / 23,286.44-34,988-21,886.76

Finding the Fourth Proportional to 23,286.44, 34,988 and 21,886.76

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Solution

The fourth proportional to 23,286.44, 34,988 and 21,886.76 is: 32,884.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,286.44 : 34,988 = 21,886.76 : x
  2. Step 2: Convert to fraction form
    23,286.44/34,988 = 21,886.76/x
  3. Step 3: Cross multiply
    23,286.44x = 34,988 × 21,886.76
  4. Step 4: Simplify right side
    23,286.44x = 765,773,958.88
  5. Step 5: Solve for x
    x = 765,773,958.88/23,286.44
  6. Step 6: Final answer
    x = 32,884.97

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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.