Home / 31,292.01-43,183.02-17,144.85

Finding the Fourth Proportional to 31,292.01, 43,183.02 and 17,144.85

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Solution

The fourth proportional to 31,292.01, 43,183.02 and 17,144.85 is: 23,659.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,292.01 : 43,183.02 = 17,144.85 : x
  2. Step 2: Convert to fraction form
    31,292.01/43,183.02 = 17,144.85/x
  3. Step 3: Cross multiply
    31,292.01x = 43,183.02 × 17,144.85
  4. Step 4: Simplify right side
    31,292.01x = 740,366,400.45
  5. Step 5: Solve for x
    x = 740,366,400.45/31,292.01
  6. Step 6: Final answer
    x = 23,659.92

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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.