Home / 22,028.27-30,397.98-11,956.64

Finding the Fourth Proportional to 22,028.27, 30,397.98 and 11,956.64

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Solution

The fourth proportional to 22,028.27, 30,397.98 and 11,956.64 is: 16,499.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,028.27 : 30,397.98 = 11,956.64 : x
  2. Step 2: Convert to fraction form
    22,028.27/30,397.98 = 11,956.64/x
  3. Step 3: Cross multiply
    22,028.27x = 30,397.98 × 11,956.64
  4. Step 4: Simplify right side
    22,028.27x = 363,457,551.60
  5. Step 5: Solve for x
    x = 363,457,551.60/22,028.27
  6. Step 6: Final answer
    x = 16,499.60

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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.