Home / 18,519.14-27,784.94-5,870.96

Finding the Fourth Proportional to 18,519.14, 27,784.94 and 5,870.96

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Solution

The fourth proportional to 18,519.14, 27,784.94 and 5,870.96 is: 8,808.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,519.14 : 27,784.94 = 5,870.96 : x
  2. Step 2: Convert to fraction form
    18,519.14/27,784.94 = 5,870.96/x
  3. Step 3: Cross multiply
    18,519.14x = 27,784.94 × 5,870.96
  4. Step 4: Simplify right side
    18,519.14x = 163,124,229.27
  5. Step 5: Solve for x
    x = 163,124,229.27/18,519.14
  6. Step 6: Final answer
    x = 8,808.42

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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.