Home / 22,158.36-33,245.64-9,013.68

Finding the Fourth Proportional to 22,158.36, 33,245.64 and 9,013.68

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Solution

The fourth proportional to 22,158.36, 33,245.64 and 9,013.68 is: 13,523.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,158.36 : 33,245.64 = 9,013.68 : x
  2. Step 2: Convert to fraction form
    22,158.36/33,245.64 = 9,013.68/x
  3. Step 3: Cross multiply
    22,158.36x = 33,245.64 × 9,013.68
  4. Step 4: Simplify right side
    22,158.36x = 299,665,560.36
  5. Step 5: Solve for x
    x = 299,665,560.36/22,158.36
  6. Step 6: Final answer
    x = 13,523.81

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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.