Home / 31,301.03-43,197.46-17,153.87

Finding the Fourth Proportional to 31,301.03, 43,197.46 and 17,153.87

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Solution

The fourth proportional to 31,301.03, 43,197.46 and 17,153.87 is: 23,673.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,301.03 : 43,197.46 = 17,153.87 : x
  2. Step 2: Convert to fraction form
    31,301.03/43,197.46 = 17,153.87/x
  3. Step 3: Cross multiply
    31,301.03x = 43,197.46 × 17,153.87
  4. Step 4: Simplify right side
    31,301.03x = 741,003,354.30
  5. Step 5: Solve for x
    x = 741,003,354.30/31,301.03
  6. Step 6: Final answer
    x = 23,673.45

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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.