Home / 22,008.16-30,371.28-11,936.59

Finding the Fourth Proportional to 22,008.16, 30,371.28 and 11,936.59

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Solution

The fourth proportional to 22,008.16, 30,371.28 and 11,936.59 is: 16,472.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,008.16 : 30,371.28 = 11,936.59 : x
  2. Step 2: Convert to fraction form
    22,008.16/30,371.28 = 11,936.59/x
  3. Step 3: Cross multiply
    22,008.16x = 30,371.28 × 11,936.59
  4. Step 4: Simplify right side
    22,008.16x = 362,529,517.14
  5. Step 5: Solve for x
    x = 362,529,517.14/22,008.16
  6. Step 6: Final answer
    x = 16,472.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.