Home / 31,351.68-47,018.88-22,512.96

Finding the Fourth Proportional to 31,351.68, 47,018.88 and 22,512.96

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Solution

The fourth proportional to 31,351.68, 47,018.88 and 22,512.96 is: 33,763.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,351.68 : 47,018.88 = 22,512.96 : x
  2. Step 2: Convert to fraction form
    31,351.68/47,018.88 = 22,512.96/x
  3. Step 3: Cross multiply
    31,351.68x = 47,018.88 × 22,512.96
  4. Step 4: Simplify right side
    31,351.68x = 1,058,534,164.68
  5. Step 5: Solve for x
    x = 1,058,534,164.68/31,351.68
  6. Step 6: Final answer
    x = 33,763.24

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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.