Home / 13,269.44-19,901.17-3,910.10

Finding the Fourth Proportional to 13,269.44, 19,901.17 and 3,910.10

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Solution

The fourth proportional to 13,269.44, 19,901.17 and 3,910.10 is: 5,864.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,269.44 : 19,901.17 = 3,910.10 : x
  2. Step 2: Convert to fraction form
    13,269.44/19,901.17 = 3,910.10/x
  3. Step 3: Cross multiply
    13,269.44x = 19,901.17 × 3,910.10
  4. Step 4: Simplify right side
    13,269.44x = 77,815,564.82
  5. Step 5: Solve for x
    x = 77,815,564.82/13,269.44
  6. Step 6: Final answer
    x = 5,864.27

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1.5x scale

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.