Home / 26,383.25-39,575.39-8,613.88

Finding the Fourth Proportional to 26,383.25, 39,575.39 and 8,613.88

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Solution

The fourth proportional to 26,383.25, 39,575.39 and 8,613.88 is: 12,920.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,383.25 : 39,575.39 = 8,613.88 : x
  2. Step 2: Convert to fraction form
    26,383.25/39,575.39 = 8,613.88/x
  3. Step 3: Cross multiply
    26,383.25x = 39,575.39 × 8,613.88
  4. Step 4: Simplify right side
    26,383.25x = 340,897,518.41
  5. Step 5: Solve for x
    x = 340,897,518.41/26,383.25
  6. Step 6: Final answer
    x = 12,920.98

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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.