Home / 29,120.03-43,700.24-13,326.99

Finding the Fourth Proportional to 29,120.03, 43,700.24 and 13,326.99

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Solution

The fourth proportional to 29,120.03, 43,700.24 and 13,326.99 is: 19,999.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,120.03 : 43,700.24 = 13,326.99 : x
  2. Step 2: Convert to fraction form
    29,120.03/43,700.24 = 13,326.99/x
  3. Step 3: Cross multiply
    29,120.03x = 43,700.24 × 13,326.99
  4. Step 4: Simplify right side
    29,120.03x = 582,392,661.48
  5. Step 5: Solve for x
    x = 582,392,661.48/29,120.03
  6. Step 6: Final answer
    x = 19,999.73

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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.