Home / 26,310.60-39,466.32-8,780.52

Finding the Fourth Proportional to 26,310.60, 39,466.32 and 8,780.52

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Solution

The fourth proportional to 26,310.60, 39,466.32 and 8,780.52 is: 13,170.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,310.60 : 39,466.32 = 8,780.52 : x
  2. Step 2: Convert to fraction form
    26,310.60/39,466.32 = 8,780.52/x
  3. Step 3: Cross multiply
    26,310.60x = 39,466.32 × 8,780.52
  4. Step 4: Simplify right side
    26,310.60x = 346,534,812.09
  5. Step 5: Solve for x
    x = 346,534,812.09/26,310.60
  6. Step 6: Final answer
    x = 13,170.92

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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.