Home / 21,764.58-32,677.14-11,242.38

Finding the Fourth Proportional to 21,764.58, 32,677.14 and 11,242.38

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Solution

The fourth proportional to 21,764.58, 32,677.14 and 11,242.38 is: 16,879.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,764.58 : 32,677.14 = 11,242.38 : x
  2. Step 2: Convert to fraction form
    21,764.58/32,677.14 = 11,242.38/x
  3. Step 3: Cross multiply
    21,764.58x = 32,677.14 × 11,242.38
  4. Step 4: Simplify right side
    21,764.58x = 367,368,825.19
  5. Step 5: Solve for x
    x = 367,368,825.19/21,764.58
  6. Step 6: Final answer
    x = 16,879.20

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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.