Home / 17,545.24-24,212.97-9,991.36

Finding the Fourth Proportional to 17,545.24, 24,212.97 and 9,991.36

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Solution

The fourth proportional to 17,545.24, 24,212.97 and 9,991.36 is: 13,788.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,545.24 : 24,212.97 = 9,991.36 : x
  2. Step 2: Convert to fraction form
    17,545.24/24,212.97 = 9,991.36/x
  3. Step 3: Cross multiply
    17,545.24x = 24,212.97 × 9,991.36
  4. Step 4: Simplify right side
    17,545.24x = 241,920,499.94
  5. Step 5: Solve for x
    x = 241,920,499.94/17,545.24
  6. Step 6: Final answer
    x = 13,788.38

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.