Home / 31,972.44-47,972.48-17,164.06

Finding the Fourth Proportional to 31,972.44, 47,972.48 and 17,164.06

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Solution

The fourth proportional to 31,972.44, 47,972.48 and 17,164.06 is: 25,753.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,972.44 : 47,972.48 = 17,164.06 : x
  2. Step 2: Convert to fraction form
    31,972.44/47,972.48 = 17,164.06/x
  3. Step 3: Cross multiply
    31,972.44x = 47,972.48 × 17,164.06
  4. Step 4: Simplify right side
    31,972.44x = 823,402,525.07
  5. Step 5: Solve for x
    x = 823,402,525.07/31,972.44
  6. Step 6: Final answer
    x = 25,753.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.