Home / 31,350.39-43,263.41-17,203.47

Finding the Fourth Proportional to 31,350.39, 43,263.41 and 17,203.47

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Solution

The fourth proportional to 31,350.39, 43,263.41 and 17,203.47 is: 23,740.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,350.39 : 43,263.41 = 17,203.47 : x
  2. Step 2: Convert to fraction form
    31,350.39/43,263.41 = 17,203.47/x
  3. Step 3: Cross multiply
    31,350.39x = 43,263.41 × 17,203.47
  4. Step 4: Simplify right side
    31,350.39x = 744,280,776.03
  5. Step 5: Solve for x
    x = 744,280,776.03/31,350.39
  6. Step 6: Final answer
    x = 23,740.72

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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.