Home / 26,609.36-39,916.09-15,517.16

Finding the Fourth Proportional to 26,609.36, 39,916.09 and 15,517.16

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Solution

The fourth proportional to 26,609.36, 39,916.09 and 15,517.16 is: 23,276.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,609.36 : 39,916.09 = 15,517.16 : x
  2. Step 2: Convert to fraction form
    26,609.36/39,916.09 = 15,517.16/x
  3. Step 3: Cross multiply
    26,609.36x = 39,916.09 × 15,517.16
  4. Step 4: Simplify right side
    26,609.36x = 619,384,355.10
  5. Step 5: Solve for x
    x = 619,384,355.10/26,609.36
  6. Step 6: Final answer
    x = 23,276.94

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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.