Home / 26,731.56-40,091.49-8,964.72

Finding the Fourth Proportional to 26,731.56, 40,091.49 and 8,964.72

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Solution

The fourth proportional to 26,731.56, 40,091.49 and 8,964.72 is: 13,445.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,731.56 : 40,091.49 = 8,964.72 : x
  2. Step 2: Convert to fraction form
    26,731.56/40,091.49 = 8,964.72/x
  3. Step 3: Cross multiply
    26,731.56x = 40,091.49 × 8,964.72
  4. Step 4: Simplify right side
    26,731.56x = 359,408,982.23
  5. Step 5: Solve for x
    x = 359,408,982.23/26,731.56
  6. Step 6: Final answer
    x = 13,445.12

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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.