Home / 28,959.85-43,430.52-9,233.79

Finding the Fourth Proportional to 28,959.85, 43,430.52 and 9,233.79

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Solution

The fourth proportional to 28,959.85, 43,430.52 and 9,233.79 is: 13,847.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,959.85 : 43,430.52 = 9,233.79 : x
  2. Step 2: Convert to fraction form
    28,959.85/43,430.52 = 9,233.79/x
  3. Step 3: Cross multiply
    28,959.85x = 43,430.52 × 9,233.79
  4. Step 4: Simplify right side
    28,959.85x = 401,028,301.27
  5. Step 5: Solve for x
    x = 401,028,301.27/28,959.85
  6. Step 6: Final answer
    x = 13,847.73

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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.