Home / 31,292.88-43,184.70-17,144.82

Finding the Fourth Proportional to 31,292.88, 43,184.70 and 17,144.82

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Solution

The fourth proportional to 31,292.88, 43,184.70 and 17,144.82 is: 23,660.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,292.88 : 43,184.70 = 17,144.82 : x
  2. Step 2: Convert to fraction form
    31,292.88/43,184.70 = 17,144.82/x
  3. Step 3: Cross multiply
    31,292.88x = 43,184.70 × 17,144.82
  4. Step 4: Simplify right side
    31,292.88x = 740,393,908.25
  5. Step 5: Solve for x
    x = 740,393,908.25/31,292.88
  6. Step 6: Final answer
    x = 23,660.14

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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.