Home / 26,336.33-39,469.40-11,529.12

Finding the Fourth Proportional to 26,336.33, 39,469.40 and 11,529.12

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Solution

The fourth proportional to 26,336.33, 39,469.40 and 11,529.12 is: 17,278.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,336.33 : 39,469.40 = 11,529.12 : x
  2. Step 2: Convert to fraction form
    26,336.33/39,469.40 = 11,529.12/x
  3. Step 3: Cross multiply
    26,336.33x = 39,469.40 × 11,529.12
  4. Step 4: Simplify right side
    26,336.33x = 455,047,391.28
  5. Step 5: Solve for x
    x = 455,047,391.28/26,336.33
  6. Step 6: Final answer
    x = 17,278.32

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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.