Home / 26,636.42-39,961.14-8,867.05

Finding the Fourth Proportional to 26,636.42, 39,961.14 and 8,867.05

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Solution

The fourth proportional to 26,636.42, 39,961.14 and 8,867.05 is: 13,302.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,636.42 : 39,961.14 = 8,867.05 : x
  2. Step 2: Convert to fraction form
    26,636.42/39,961.14 = 8,867.05/x
  3. Step 3: Cross multiply
    26,636.42x = 39,961.14 × 8,867.05
  4. Step 4: Simplify right side
    26,636.42x = 354,337,326.53
  5. Step 5: Solve for x
    x = 354,337,326.53/26,636.42
  6. Step 6: Final answer
    x = 13,302.74

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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.