Home / 43,984.20-65,926.77-21,813.48

Finding the Fourth Proportional to 43,984.20, 65,926.77 and 21,813.48

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Solution

The fourth proportional to 43,984.20, 65,926.77 and 21,813.48 is: 32,695.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,984.20 : 65,926.77 = 21,813.48 : x
  2. Step 2: Convert to fraction form
    43,984.20/65,926.77 = 21,813.48/x
  3. Step 3: Cross multiply
    43,984.20x = 65,926.77 × 21,813.48
  4. Step 4: Simplify right side
    43,984.20x = 1,438,092,278.86
  5. Step 5: Solve for x
    x = 1,438,092,278.86/43,984.20
  6. Step 6: Final answer
    x = 32,695.66

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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.