Home / 26,436.70-39,652.35-8,906.68

Finding the Fourth Proportional to 26,436.70, 39,652.35 and 8,906.68

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Solution

The fourth proportional to 26,436.70, 39,652.35 and 8,906.68 is: 13,359.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,436.70 : 39,652.35 = 8,906.68 : x
  2. Step 2: Convert to fraction form
    26,436.70/39,652.35 = 8,906.68/x
  3. Step 3: Cross multiply
    26,436.70x = 39,652.35 × 8,906.68
  4. Step 4: Simplify right side
    26,436.70x = 353,170,792.70
  5. Step 5: Solve for x
    x = 353,170,792.70/26,436.70
  6. Step 6: Final answer
    x = 13,359.11

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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.