Home / 22,156.48-33,240.99-9,018.28

Finding the Fourth Proportional to 22,156.48, 33,240.99 and 9,018.28

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Solution

The fourth proportional to 22,156.48, 33,240.99 and 9,018.28 is: 13,529.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,156.48 : 33,240.99 = 9,018.28 : x
  2. Step 2: Convert to fraction form
    22,156.48/33,240.99 = 9,018.28/x
  3. Step 3: Cross multiply
    22,156.48x = 33,240.99 × 9,018.28
  4. Step 4: Simplify right side
    22,156.48x = 299,776,555.30
  5. Step 5: Solve for x
    x = 299,776,555.30/22,156.48
  6. Step 6: Final answer
    x = 13,529.97

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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.