Home / 13,169.07-19,749.50-4,401.93

Finding the Fourth Proportional to 13,169.07, 19,749.50 and 4,401.93

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Solution

The fourth proportional to 13,169.07, 19,749.50 and 4,401.93 is: 6,601.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,169.07 : 19,749.50 = 4,401.93 : x
  2. Step 2: Convert to fraction form
    13,169.07/19,749.50 = 4,401.93/x
  3. Step 3: Cross multiply
    13,169.07x = 19,749.50 × 4,401.93
  4. Step 4: Simplify right side
    13,169.07x = 86,935,985.09
  5. Step 5: Solve for x
    x = 86,935,985.09/13,169.07
  6. Step 6: Final answer
    x = 6,601.53

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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.