Home / 13,932.39-20,887.65-9,536.52

Finding the Fourth Proportional to 13,932.39, 20,887.65 and 9,536.52

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Solution

The fourth proportional to 13,932.39, 20,887.65 and 9,536.52 is: 14,297.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,932.39 : 20,887.65 = 9,536.52 : x
  2. Step 2: Convert to fraction form
    13,932.39/20,887.65 = 9,536.52/x
  3. Step 3: Cross multiply
    13,932.39x = 20,887.65 × 9,536.52
  4. Step 4: Simplify right side
    13,932.39x = 199,195,491.98
  5. Step 5: Solve for x
    x = 199,195,491.98/13,932.39
  6. Step 6: Final answer
    x = 14,297.30

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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.