Home / 20,214.84-27,896.24-11,262.32

Finding the Fourth Proportional to 20,214.84, 27,896.24 and 11,262.32

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Solution

The fourth proportional to 20,214.84, 27,896.24 and 11,262.32 is: 15,541.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,214.84 : 27,896.24 = 11,262.32 : x
  2. Step 2: Convert to fraction form
    20,214.84/27,896.24 = 11,262.32/x
  3. Step 3: Cross multiply
    20,214.84x = 27,896.24 × 11,262.32
  4. Step 4: Simplify right side
    20,214.84x = 314,176,381.68
  5. Step 5: Solve for x
    x = 314,176,381.68/20,214.84
  6. Step 6: Final answer
    x = 15,541.87

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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.