Home / 22,022.09-30,390.63-11,950.69

Finding the Fourth Proportional to 22,022.09, 30,390.63 and 11,950.69

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Solution

The fourth proportional to 22,022.09, 30,390.63 and 11,950.69 is: 16,492.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,022.09 : 30,390.63 = 11,950.69 : x
  2. Step 2: Convert to fraction form
    22,022.09/30,390.63 = 11,950.69/x
  3. Step 3: Cross multiply
    22,022.09x = 30,390.63 × 11,950.69
  4. Step 4: Simplify right side
    22,022.09x = 363,189,134.01
  5. Step 5: Solve for x
    x = 363,189,134.01/22,022.09
  6. Step 6: Final answer
    x = 16,492.04

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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.