Home / 21,838.11-32,733.79-11,297.52

Finding the Fourth Proportional to 21,838.11, 32,733.79 and 11,297.52

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Solution

The fourth proportional to 21,838.11, 32,733.79 and 11,297.52 is: 16,934.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,838.11 : 32,733.79 = 11,297.52 : x
  2. Step 2: Convert to fraction form
    21,838.11/32,733.79 = 11,297.52/x
  3. Step 3: Cross multiply
    21,838.11x = 32,733.79 × 11,297.52
  4. Step 4: Simplify right side
    21,838.11x = 369,810,647.20
  5. Step 5: Solve for x
    x = 369,810,647.20/21,838.11
  6. Step 6: Final answer
    x = 16,934.19

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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.