Home / 26,271.54-39,384.90-11,469.38

Finding the Fourth Proportional to 26,271.54, 39,384.90 and 11,469.38

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Solution

The fourth proportional to 26,271.54, 39,384.90 and 11,469.38 is: 17,194.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,271.54 : 39,384.90 = 11,469.38 : x
  2. Step 2: Convert to fraction form
    26,271.54/39,384.90 = 11,469.38/x
  3. Step 3: Cross multiply
    26,271.54x = 39,384.90 × 11,469.38
  4. Step 4: Simplify right side
    26,271.54x = 451,720,384.36
  5. Step 5: Solve for x
    x = 451,720,384.36/26,271.54
  6. Step 6: Final answer
    x = 17,194.29

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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.