Home / 22,069.04-30,454-11,997.39

Finding the Fourth Proportional to 22,069.04, 30,454 and 11,997.39

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Solution

The fourth proportional to 22,069.04, 30,454 and 11,997.39 is: 16,555.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,069.04 : 30,454 = 11,997.39 : x
  2. Step 2: Convert to fraction form
    22,069.04/30,454 = 11,997.39/x
  3. Step 3: Cross multiply
    22,069.04x = 30,454 × 11,997.39
  4. Step 4: Simplify right side
    22,069.04x = 365,368,515.06
  5. Step 5: Solve for x
    x = 365,368,515.06/22,069.04
  6. Step 6: Final answer
    x = 16,555.71

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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.