Home / 21,839.11-32,735.29-11,298.52

Finding the Fourth Proportional to 21,839.11, 32,735.29 and 11,298.52

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Solution

The fourth proportional to 21,839.11, 32,735.29 and 11,298.52 is: 16,935.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,839.11 : 32,735.29 = 11,298.52 : x
  2. Step 2: Convert to fraction form
    21,839.11/32,735.29 = 11,298.52/x
  3. Step 3: Cross multiply
    21,839.11x = 32,735.29 × 11,298.52
  4. Step 4: Simplify right side
    21,839.11x = 369,860,328.77
  5. Step 5: Solve for x
    x = 369,860,328.77/21,839.11
  6. Step 6: Final answer
    x = 16,935.69

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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.