Home / 14,764.21-22,139.82-5,401.80

Finding the Fourth Proportional to 14,764.21, 22,139.82 and 5,401.80

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Solution

The fourth proportional to 14,764.21, 22,139.82 and 5,401.80 is: 8,100.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,764.21 : 22,139.82 = 5,401.80 : x
  2. Step 2: Convert to fraction form
    14,764.21/22,139.82 = 5,401.80/x
  3. Step 3: Cross multiply
    14,764.21x = 22,139.82 × 5,401.80
  4. Step 4: Simplify right side
    14,764.21x = 119,594,937.40
  5. Step 5: Solve for x
    x = 119,594,937.40/14,764.21
  6. Step 6: Final answer
    x = 8,100.33

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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.