Home / 55,479.03-83,216.71-22,190.15

Finding the Fourth Proportional to 55,479.03, 83,216.71 and 22,190.15

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Solution

The fourth proportional to 55,479.03, 83,216.71 and 22,190.15 is: 33,284.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,479.03 : 83,216.71 = 22,190.15 : x
  2. Step 2: Convert to fraction form
    55,479.03/83,216.71 = 22,190.15/x
  3. Step 3: Cross multiply
    55,479.03x = 83,216.71 × 22,190.15
  4. Step 4: Simplify right side
    55,479.03x = 1,846,591,277.41
  5. Step 5: Solve for x
    x = 1,846,591,277.41/55,479.03
  6. Step 6: Final answer
    x = 33,284.49

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1.5x scale

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.