Home / 18,451.77-27,677.82-5,304.15

Finding the Fourth Proportional to 18,451.77, 27,677.82 and 5,304.15

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Solution

The fourth proportional to 18,451.77, 27,677.82 and 5,304.15 is: 7,956.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,451.77 : 27,677.82 = 5,304.15 : x
  2. Step 2: Convert to fraction form
    18,451.77/27,677.82 = 5,304.15/x
  3. Step 3: Cross multiply
    18,451.77x = 27,677.82 × 5,304.15
  4. Step 4: Simplify right side
    18,451.77x = 146,807,308.95
  5. Step 5: Solve for x
    x = 146,807,308.95/18,451.77
  6. Step 6: Final answer
    x = 7,956.27

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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.