Home / 31,338.88-43,247.65-17,192.02

Finding the Fourth Proportional to 31,338.88, 43,247.65 and 17,192.02

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Solution

The fourth proportional to 31,338.88, 43,247.65 and 17,192.02 is: 23,724.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,338.88 : 43,247.65 = 17,192.02 : x
  2. Step 2: Convert to fraction form
    31,338.88/43,247.65 = 17,192.02/x
  3. Step 3: Cross multiply
    31,338.88x = 43,247.65 × 17,192.02
  4. Step 4: Simplify right side
    31,338.88x = 743,514,463.75
  5. Step 5: Solve for x
    x = 743,514,463.75/31,338.88
  6. Step 6: Final answer
    x = 23,724.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.