Home / 31,350.38-43,263.59-17,203.19

Finding the Fourth Proportional to 31,350.38, 43,263.59 and 17,203.19

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Solution

The fourth proportional to 31,350.38, 43,263.59 and 17,203.19 is: 23,740.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,350.38 : 43,263.59 = 17,203.19 : x
  2. Step 2: Convert to fraction form
    31,350.38/43,263.59 = 17,203.19/x
  3. Step 3: Cross multiply
    31,350.38x = 43,263.59 × 17,203.19
  4. Step 4: Simplify right side
    31,350.38x = 744,271,456.52
  5. Step 5: Solve for x
    x = 744,271,456.52/31,350.38
  6. Step 6: Final answer
    x = 23,740.43

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Half scale
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Double scale
Find fourth proportional to 31,351.38, 43,264.97 and 17,204.19
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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.