Home / 21,476.36-32,214.15-8,823.43

Finding the Fourth Proportional to 21,476.36, 32,214.15 and 8,823.43

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Solution

The fourth proportional to 21,476.36, 32,214.15 and 8,823.43 is: 13,234.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,476.36 : 32,214.15 = 8,823.43 : x
  2. Step 2: Convert to fraction form
    21,476.36/32,214.15 = 8,823.43/x
  3. Step 3: Cross multiply
    21,476.36x = 32,214.15 × 8,823.43
  4. Step 4: Simplify right side
    21,476.36x = 284,239,253.42
  5. Step 5: Solve for x
    x = 284,239,253.42/21,476.36
  6. Step 6: Final answer
    x = 13,234.98

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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.