Home / 16,190.76-22,343.46-9,480.33

Finding the Fourth Proportional to 16,190.76, 22,343.46 and 9,480.33

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Solution

The fourth proportional to 16,190.76, 22,343.46 and 9,480.33 is: 13,082.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,190.76 : 22,343.46 = 9,480.33 : x
  2. Step 2: Convert to fraction form
    16,190.76/22,343.46 = 9,480.33/x
  3. Step 3: Cross multiply
    16,190.76x = 22,343.46 × 9,480.33
  4. Step 4: Simplify right side
    16,190.76x = 211,823,374.14
  5. Step 5: Solve for x
    x = 211,823,374.14/16,190.76
  6. Step 6: Final answer
    x = 13,082.98

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Double scale
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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.