Home / 20,002.14-27,614.52-17,787.60

Finding the Fourth Proportional to 20,002.14, 27,614.52 and 17,787.60

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Solution

The fourth proportional to 20,002.14, 27,614.52 and 17,787.60 is: 24,557.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,002.14 : 27,614.52 = 17,787.60 : x
  2. Step 2: Convert to fraction form
    20,002.14/27,614.52 = 17,787.60/x
  3. Step 3: Cross multiply
    20,002.14x = 27,614.52 × 17,787.60
  4. Step 4: Simplify right side
    20,002.14x = 491,196,035.95
  5. Step 5: Solve for x
    x = 491,196,035.95/20,002.14
  6. Step 6: Final answer
    x = 24,557.17

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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.