Home / 31,393.62-43,323.19-17,246.45

Finding the Fourth Proportional to 31,393.62, 43,323.19 and 17,246.45

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Solution

The fourth proportional to 31,393.62, 43,323.19 and 17,246.45 is: 23,800.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,393.62 : 43,323.19 = 17,246.45 : x
  2. Step 2: Convert to fraction form
    31,393.62/43,323.19 = 17,246.45/x
  3. Step 3: Cross multiply
    31,393.62x = 43,323.19 × 17,246.45
  4. Step 4: Simplify right side
    31,393.62x = 747,171,295.37
  5. Step 5: Solve for x
    x = 747,171,295.37/31,393.62
  6. Step 6: Final answer
    x = 23,800.10

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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.