Home / 31,347.62-43,259.73-17,200.43

Finding the Fourth Proportional to 31,347.62, 43,259.73 and 17,200.43

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Solution

The fourth proportional to 31,347.62, 43,259.73 and 17,200.43 is: 23,736.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,347.62 : 43,259.73 = 17,200.43 : x
  2. Step 2: Convert to fraction form
    31,347.62/43,259.73 = 17,200.43/x
  3. Step 3: Cross multiply
    31,347.62x = 43,259.73 × 17,200.43
  4. Step 4: Simplify right side
    31,347.62x = 744,085,957.68
  5. Step 5: Solve for x
    x = 744,085,957.68/31,347.62
  6. Step 6: Final answer
    x = 23,736.60

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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.