Home / 22,419.04-30,932.72-14,451.68

Finding the Fourth Proportional to 22,419.04, 30,932.72 and 14,451.68

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Solution

The fourth proportional to 22,419.04, 30,932.72 and 14,451.68 is: 19,939.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,419.04 : 30,932.72 = 14,451.68 : x
  2. Step 2: Convert to fraction form
    22,419.04/30,932.72 = 14,451.68/x
  3. Step 3: Cross multiply
    22,419.04x = 30,932.72 × 14,451.68
  4. Step 4: Simplify right side
    22,419.04x = 447,029,770.97
  5. Step 5: Solve for x
    x = 447,029,770.97/22,419.04
  6. Step 6: Final answer
    x = 19,939.74

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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.