Home / 22,208.68-30,620.10-14,236.84

Finding the Fourth Proportional to 22,208.68, 30,620.10 and 14,236.84

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Solution

The fourth proportional to 22,208.68, 30,620.10 and 14,236.84 is: 19,628.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,208.68 : 30,620.10 = 14,236.84 : x
  2. Step 2: Convert to fraction form
    22,208.68/30,620.10 = 14,236.84/x
  3. Step 3: Cross multiply
    22,208.68x = 30,620.10 × 14,236.84
  4. Step 4: Simplify right side
    22,208.68x = 435,933,464.48
  5. Step 5: Solve for x
    x = 435,933,464.48/22,208.68
  6. Step 6: Final answer
    x = 19,628.97

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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.