Home / 26,277.28-39,390.86-8,734.82

Finding the Fourth Proportional to 26,277.28, 39,390.86 and 8,734.82

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Solution

The fourth proportional to 26,277.28, 39,390.86 and 8,734.82 is: 13,093.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,277.28 : 39,390.86 = 8,734.82 : x
  2. Step 2: Convert to fraction form
    26,277.28/39,390.86 = 8,734.82/x
  3. Step 3: Cross multiply
    26,277.28x = 39,390.86 × 8,734.82
  4. Step 4: Simplify right side
    26,277.28x = 344,072,071.75
  5. Step 5: Solve for x
    x = 344,072,071.75/26,277.28
  6. Step 6: Final answer
    x = 13,093.90

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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.