Home / 31,424.75-43,366.23-17,277.70

Finding the Fourth Proportional to 31,424.75, 43,366.23 and 17,277.70

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Solution

The fourth proportional to 31,424.75, 43,366.23 and 17,277.70 is: 23,843.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,424.75 : 43,366.23 = 17,277.70 : x
  2. Step 2: Convert to fraction form
    31,424.75/43,366.23 = 17,277.70/x
  3. Step 3: Cross multiply
    31,424.75x = 43,366.23 × 17,277.70
  4. Step 4: Simplify right side
    31,424.75x = 749,268,712.07
  5. Step 5: Solve for x
    x = 749,268,712.07/31,424.75
  6. Step 6: Final answer
    x = 23,843.27

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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.