Home / 21,924.62-32,890.10-6,926.66

Finding the Fourth Proportional to 21,924.62, 32,890.10 and 6,926.66

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Solution

The fourth proportional to 21,924.62, 32,890.10 and 6,926.66 is: 10,390.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,924.62 : 32,890.10 = 6,926.66 : x
  2. Step 2: Convert to fraction form
    21,924.62/32,890.10 = 6,926.66/x
  3. Step 3: Cross multiply
    21,924.62x = 32,890.10 × 6,926.66
  4. Step 4: Simplify right side
    21,924.62x = 227,818,340.98
  5. Step 5: Solve for x
    x = 227,818,340.98/21,924.62
  6. Step 6: Final answer
    x = 10,390.98

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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.