Home / 22,253.91-33,357.80-13,914.78

Finding the Fourth Proportional to 22,253.91, 33,357.80 and 13,914.78

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Solution

The fourth proportional to 22,253.91, 33,357.80 and 13,914.78 is: 20,857.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,253.91 : 33,357.80 = 13,914.78 : x
  2. Step 2: Convert to fraction form
    22,253.91/33,357.80 = 13,914.78/x
  3. Step 3: Cross multiply
    22,253.91x = 33,357.80 × 13,914.78
  4. Step 4: Simplify right side
    22,253.91x = 464,166,378.71
  5. Step 5: Solve for x
    x = 464,166,378.71/22,253.91
  6. Step 6: Final answer
    x = 20,857.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.