Home / 26,214.38-39,308.20-8,677.88

Finding the Fourth Proportional to 26,214.38, 39,308.20 and 8,677.88

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Solution

The fourth proportional to 26,214.38, 39,308.20 and 8,677.88 is: 13,012.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,214.38 : 39,308.20 = 8,677.88 : x
  2. Step 2: Convert to fraction form
    26,214.38/39,308.20 = 8,677.88/x
  3. Step 3: Cross multiply
    26,214.38x = 39,308.20 × 8,677.88
  4. Step 4: Simplify right side
    26,214.38x = 341,111,624.38
  5. Step 5: Solve for x
    x = 341,111,624.38/26,214.38
  6. Step 6: Final answer
    x = 13,012.39

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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.