Home / 18,215.84-27,319.04-6,527.36

Finding the Fourth Proportional to 18,215.84, 27,319.04 and 6,527.36

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Solution

The fourth proportional to 18,215.84, 27,319.04 and 6,527.36 is: 9,789.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,215.84 : 27,319.04 = 6,527.36 : x
  2. Step 2: Convert to fraction form
    18,215.84/27,319.04 = 6,527.36/x
  3. Step 3: Cross multiply
    18,215.84x = 27,319.04 × 6,527.36
  4. Step 4: Simplify right side
    18,215.84x = 178,321,208.93
  5. Step 5: Solve for x
    x = 178,321,208.93/18,215.84
  6. Step 6: Final answer
    x = 9,789.35

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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.