Home / 26,165.03-39,248.90-8,636.22

Finding the Fourth Proportional to 26,165.03, 39,248.90 and 8,636.22

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Solution

The fourth proportional to 26,165.03, 39,248.90 and 8,636.22 is: 12,954.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,165.03 : 39,248.90 = 8,636.22 : x
  2. Step 2: Convert to fraction form
    26,165.03/39,248.90 = 8,636.22/x
  3. Step 3: Cross multiply
    26,165.03x = 39,248.90 × 8,636.22
  4. Step 4: Simplify right side
    26,165.03x = 338,962,091.98
  5. Step 5: Solve for x
    x = 338,962,091.98/26,165.03
  6. Step 6: Final answer
    x = 12,954.78

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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.