Home / 43,365.12-65,049.57-14,921.66

Finding the Fourth Proportional to 43,365.12, 65,049.57 and 14,921.66

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Solution

The fourth proportional to 43,365.12, 65,049.57 and 14,921.66 is: 22,383.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,365.12 : 65,049.57 = 14,921.66 : x
  2. Step 2: Convert to fraction form
    43,365.12/65,049.57 = 14,921.66/x
  3. Step 3: Cross multiply
    43,365.12x = 65,049.57 × 14,921.66
  4. Step 4: Simplify right side
    43,365.12x = 970,647,566.69
  5. Step 5: Solve for x
    x = 970,647,566.69/43,365.12
  6. Step 6: Final answer
    x = 22,383.14

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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.