Home / 12,634.52-18,943.67-5,244.08

Finding the Fourth Proportional to 12,634.52, 18,943.67 and 5,244.08

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Solution

The fourth proportional to 12,634.52, 18,943.67 and 5,244.08 is: 7,862.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,634.52 : 18,943.67 = 5,244.08 : x
  2. Step 2: Convert to fraction form
    12,634.52/18,943.67 = 5,244.08/x
  3. Step 3: Cross multiply
    12,634.52x = 18,943.67 × 5,244.08
  4. Step 4: Simplify right side
    12,634.52x = 99,342,039.37
  5. Step 5: Solve for x
    x = 99,342,039.37/12,634.52
  6. Step 6: Final answer
    x = 7,862.75

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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.