Home / 14,672.20-22,008.10-4,811.80

Finding the Fourth Proportional to 14,672.20, 22,008.10 and 4,811.80

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Solution

The fourth proportional to 14,672.20, 22,008.10 and 4,811.80 is: 7,217.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,672.20 : 22,008.10 = 4,811.80 : x
  2. Step 2: Convert to fraction form
    14,672.20/22,008.10 = 4,811.80/x
  3. Step 3: Cross multiply
    14,672.20x = 22,008.10 × 4,811.80
  4. Step 4: Simplify right side
    14,672.20x = 105,898,575.58
  5. Step 5: Solve for x
    x = 105,898,575.58/14,672.20
  6. Step 6: Final answer
    x = 7,217.63

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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.