Home / 16,195.99-22,350.76-9,122.67

Finding the Fourth Proportional to 16,195.99, 22,350.76 and 9,122.67

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Solution

The fourth proportional to 16,195.99, 22,350.76 and 9,122.67 is: 12,589.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,195.99 : 22,350.76 = 9,122.67 : x
  2. Step 2: Convert to fraction form
    16,195.99/22,350.76 = 9,122.67/x
  3. Step 3: Cross multiply
    16,195.99x = 22,350.76 × 9,122.67
  4. Step 4: Simplify right side
    16,195.99x = 203,898,607.73
  5. Step 5: Solve for x
    x = 203,898,607.73/16,195.99
  6. Step 6: Final answer
    x = 12,589.45

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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.