Home / 13,166.16-19,749.30-4,401

Finding the Fourth Proportional to 13,166.16, 19,749.30 and 4,401

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Solution

The fourth proportional to 13,166.16, 19,749.30 and 4,401 is: 6,601.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,166.16 : 19,749.30 = 4,401 : x
  2. Step 2: Convert to fraction form
    13,166.16/19,749.30 = 4,401/x
  3. Step 3: Cross multiply
    13,166.16x = 19,749.30 × 4,401
  4. Step 4: Simplify right side
    13,166.16x = 86,916,669.30
  5. Step 5: Solve for x
    x = 86,916,669.30/13,166.16
  6. Step 6: Final answer
    x = 6,601.52

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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.