Home / 29,079.88-43,610.23-11,309.29

Finding the Fourth Proportional to 29,079.88, 43,610.23 and 11,309.29

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Solution

The fourth proportional to 29,079.88, 43,610.23 and 11,309.29 is: 16,960.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,079.88 : 43,610.23 = 11,309.29 : x
  2. Step 2: Convert to fraction form
    29,079.88/43,610.23 = 11,309.29/x
  3. Step 3: Cross multiply
    29,079.88x = 43,610.23 × 11,309.29
  4. Step 4: Simplify right side
    29,079.88x = 493,200,643.15
  5. Step 5: Solve for x
    x = 493,200,643.15/29,079.88
  6. Step 6: Final answer
    x = 16,960.20

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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.