Home / 44,986.80-67,399.20-21,561.60

Finding the Fourth Proportional to 44,986.80, 67,399.20 and 21,561.60

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Solution

The fourth proportional to 44,986.80, 67,399.20 and 21,561.60 is: 32,303.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,986.80 : 67,399.20 = 21,561.60 : x
  2. Step 2: Convert to fraction form
    44,986.80/67,399.20 = 21,561.60/x
  3. Step 3: Cross multiply
    44,986.80x = 67,399.20 × 21,561.60
  4. Step 4: Simplify right side
    44,986.80x = 1,453,234,590.72
  5. Step 5: Solve for x
    x = 1,453,234,590.72/44,986.80
  6. Step 6: Final answer
    x = 32,303.58

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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.