Home / 39,993.18-55,190.26-22,089.41

Finding the Fourth Proportional to 39,993.18, 55,190.26 and 22,089.41

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Solution

The fourth proportional to 39,993.18, 55,190.26 and 22,089.41 is: 30,483.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,993.18 : 55,190.26 = 22,089.41 : x
  2. Step 2: Convert to fraction form
    39,993.18/55,190.26 = 22,089.41/x
  3. Step 3: Cross multiply
    39,993.18x = 55,190.26 × 22,089.41
  4. Step 4: Simplify right side
    39,993.18x = 1,219,120,281.15
  5. Step 5: Solve for x
    x = 1,219,120,281.15/39,993.18
  6. Step 6: Final answer
    x = 30,483.20

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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.