Home / 19,927.68-29,882.88-6,776.52

Finding the Fourth Proportional to 19,927.68, 29,882.88 and 6,776.52

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Solution

The fourth proportional to 19,927.68, 29,882.88 and 6,776.52 is: 10,161.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,927.68 : 29,882.88 = 6,776.52 : x
  2. Step 2: Convert to fraction form
    19,927.68/29,882.88 = 6,776.52/x
  3. Step 3: Cross multiply
    19,927.68x = 29,882.88 × 6,776.52
  4. Step 4: Simplify right side
    19,927.68x = 202,501,933.98
  5. Step 5: Solve for x
    x = 202,501,933.98/19,927.68
  6. Step 6: Final answer
    x = 10,161.84

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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.