Home / 17,663.63-26,493.48-5,183.75

Finding the Fourth Proportional to 17,663.63, 26,493.48 and 5,183.75

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Solution

The fourth proportional to 17,663.63, 26,493.48 and 5,183.75 is: 7,775.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,663.63 : 26,493.48 = 5,183.75 : x
  2. Step 2: Convert to fraction form
    17,663.63/26,493.48 = 5,183.75/x
  3. Step 3: Cross multiply
    17,663.63x = 26,493.48 × 5,183.75
  4. Step 4: Simplify right side
    17,663.63x = 137,335,643.18
  5. Step 5: Solve for x
    x = 137,335,643.18/17,663.63
  6. Step 6: Final answer
    x = 7,775.05

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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.