Home / 22,455.12-33,689.97-10,769.25

Finding the Fourth Proportional to 22,455.12, 33,689.97 and 10,769.25

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Solution

The fourth proportional to 22,455.12, 33,689.97 and 10,769.25 is: 16,157.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,455.12 : 33,689.97 = 10,769.25 : x
  2. Step 2: Convert to fraction form
    22,455.12/33,689.97 = 10,769.25/x
  3. Step 3: Cross multiply
    22,455.12x = 33,689.97 × 10,769.25
  4. Step 4: Simplify right side
    22,455.12x = 362,815,709.42
  5. Step 5: Solve for x
    x = 362,815,709.42/22,455.12
  6. Step 6: Final answer
    x = 16,157.37

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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.