Home / 43,447.02-65,148.66-21,227.10

Finding the Fourth Proportional to 43,447.02, 65,148.66 and 21,227.10

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Solution

The fourth proportional to 43,447.02, 65,148.66 and 21,227.10 is: 31,829.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,447.02 : 65,148.66 = 21,227.10 : x
  2. Step 2: Convert to fraction form
    43,447.02/65,148.66 = 21,227.10/x
  3. Step 3: Cross multiply
    43,447.02x = 65,148.66 × 21,227.10
  4. Step 4: Simplify right side
    43,447.02x = 1,382,917,120.69
  5. Step 5: Solve for x
    x = 1,382,917,120.69/43,447.02
  6. Step 6: Final answer
    x = 31,829.96

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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.