Home / 22,156.72-33,241.36-9,018.52

Finding the Fourth Proportional to 22,156.72, 33,241.36 and 9,018.52

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Solution

The fourth proportional to 22,156.72, 33,241.36 and 9,018.52 is: 13,530.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,156.72 : 33,241.36 = 9,018.52 : x
  2. Step 2: Convert to fraction form
    22,156.72/33,241.36 = 9,018.52/x
  3. Step 3: Cross multiply
    22,156.72x = 33,241.36 × 9,018.52
  4. Step 4: Simplify right side
    22,156.72x = 299,787,869.99
  5. Step 5: Solve for x
    x = 299,787,869.99/22,156.72
  6. Step 6: Final answer
    x = 13,530.34

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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.