Home / 15,159.36-22,743.36-11,003.52

Finding the Fourth Proportional to 15,159.36, 22,743.36 and 11,003.52

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Solution

The fourth proportional to 15,159.36, 22,743.36 and 11,003.52 is: 16,508.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,159.36 : 22,743.36 = 11,003.52 : x
  2. Step 2: Convert to fraction form
    15,159.36/22,743.36 = 11,003.52/x
  3. Step 3: Cross multiply
    15,159.36x = 22,743.36 × 11,003.52
  4. Step 4: Simplify right side
    15,159.36x = 250,257,016.63
  5. Step 5: Solve for x
    x = 250,257,016.63/15,159.36
  6. Step 6: Final answer
    x = 16,508.42

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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.