Home / 20,084.84-27,717.01-11,132.24

Finding the Fourth Proportional to 20,084.84, 27,717.01 and 11,132.24

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Solution

The fourth proportional to 20,084.84, 27,717.01 and 11,132.24 is: 15,362.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,084.84 : 27,717.01 = 11,132.24 : x
  2. Step 2: Convert to fraction form
    20,084.84/27,717.01 = 11,132.24/x
  3. Step 3: Cross multiply
    20,084.84x = 27,717.01 × 11,132.24
  4. Step 4: Simplify right side
    20,084.84x = 308,552,407.40
  5. Step 5: Solve for x
    x = 308,552,407.40/20,084.84
  6. Step 6: Final answer
    x = 15,362.45

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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.