Home / 26,268.45-39,405.15-10,469.67

Finding the Fourth Proportional to 26,268.45, 39,405.15 and 10,469.67

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Solution

The fourth proportional to 26,268.45, 39,405.15 and 10,469.67 is: 15,705.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,268.45 : 39,405.15 = 10,469.67 : x
  2. Step 2: Convert to fraction form
    26,268.45/39,405.15 = 10,469.67/x
  3. Step 3: Cross multiply
    26,268.45x = 39,405.15 × 10,469.67
  4. Step 4: Simplify right side
    26,268.45x = 412,558,916.80
  5. Step 5: Solve for x
    x = 412,558,916.80/26,268.45
  6. Step 6: Final answer
    x = 15,705.49

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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.