Home / 31,301.44-43,195.98-17,154.28

Finding the Fourth Proportional to 31,301.44, 43,195.98 and 17,154.28

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Solution

The fourth proportional to 31,301.44, 43,195.98 and 17,154.28 is: 23,672.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,301.44 : 43,195.98 = 17,154.28 : x
  2. Step 2: Convert to fraction form
    31,301.44/43,195.98 = 17,154.28/x
  3. Step 3: Cross multiply
    31,301.44x = 43,195.98 × 17,154.28
  4. Step 4: Simplify right side
    31,301.44x = 740,996,054.12
  5. Step 5: Solve for x
    x = 740,996,054.12/31,301.44
  6. Step 6: Final answer
    x = 23,672.91

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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.