Home / 13,302.52-19,952.16-3,440.98

Finding the Fourth Proportional to 13,302.52, 19,952.16 and 3,440.98

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Solution

The fourth proportional to 13,302.52, 19,952.16 and 3,440.98 is: 5,161.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,302.52 : 19,952.16 = 3,440.98 : x
  2. Step 2: Convert to fraction form
    13,302.52/19,952.16 = 3,440.98/x
  3. Step 3: Cross multiply
    13,302.52x = 19,952.16 × 3,440.98
  4. Step 4: Simplify right side
    13,302.52x = 68,654,983.52
  5. Step 5: Solve for x
    x = 68,654,983.52/13,302.52
  6. Step 6: Final answer
    x = 5,161.05

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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.