Home / 31,987.88-44,161.32-22,182.83

Finding the Fourth Proportional to 31,987.88, 44,161.32 and 22,182.83

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Solution

The fourth proportional to 31,987.88, 44,161.32 and 22,182.83 is: 30,624.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,987.88 : 44,161.32 = 22,182.83 : x
  2. Step 2: Convert to fraction form
    31,987.88/44,161.32 = 22,182.83/x
  3. Step 3: Cross multiply
    31,987.88x = 44,161.32 × 22,182.83
  4. Step 4: Simplify right side
    31,987.88x = 979,623,054.14
  5. Step 5: Solve for x
    x = 979,623,054.14/31,987.88
  6. Step 6: Final answer
    x = 30,624.82

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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.