Home / 14,110.83-21,166.85-4,749.98

Finding the Fourth Proportional to 14,110.83, 21,166.85 and 4,749.98

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Solution

The fourth proportional to 14,110.83, 21,166.85 and 4,749.98 is: 7,125.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,110.83 : 21,166.85 = 4,749.98 : x
  2. Step 2: Convert to fraction form
    14,110.83/21,166.85 = 4,749.98/x
  3. Step 3: Cross multiply
    14,110.83x = 21,166.85 × 4,749.98
  4. Step 4: Simplify right side
    14,110.83x = 100,542,020.20
  5. Step 5: Solve for x
    x = 100,542,020.20/14,110.83
  6. Step 6: Final answer
    x = 7,125.17

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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.