Home / 43,024.52-64,540.08-11,859.56

Finding the Fourth Proportional to 43,024.52, 64,540.08 and 11,859.56

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Solution

The fourth proportional to 43,024.52, 64,540.08 and 11,859.56 is: 17,790.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,024.52 : 64,540.08 = 11,859.56 : x
  2. Step 2: Convert to fraction form
    43,024.52/64,540.08 = 11,859.56/x
  3. Step 3: Cross multiply
    43,024.52x = 64,540.08 × 11,859.56
  4. Step 4: Simplify right side
    43,024.52x = 765,416,951.16
  5. Step 5: Solve for x
    x = 765,416,951.16/43,024.52
  6. Step 6: Final answer
    x = 17,790.25

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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.