Home / 29,081.80-43,596.78-11,539.72

Finding the Fourth Proportional to 29,081.80, 43,596.78 and 11,539.72

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Solution

The fourth proportional to 29,081.80, 43,596.78 and 11,539.72 is: 17,299.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,081.80 : 43,596.78 = 11,539.72 : x
  2. Step 2: Convert to fraction form
    29,081.80/43,596.78 = 11,539.72/x
  3. Step 3: Cross multiply
    29,081.80x = 43,596.78 × 11,539.72
  4. Step 4: Simplify right side
    29,081.80x = 503,094,634.10
  5. Step 5: Solve for x
    x = 503,094,634.10/29,081.80
  6. Step 6: Final answer
    x = 17,299.29

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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.