Home / 18,246.24-27,370.52-7,714.88

Finding the Fourth Proportional to 18,246.24, 27,370.52 and 7,714.88

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Solution

The fourth proportional to 18,246.24, 27,370.52 and 7,714.88 is: 11,572.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,246.24 : 27,370.52 = 7,714.88 : x
  2. Step 2: Convert to fraction form
    18,246.24/27,370.52 = 7,714.88/x
  3. Step 3: Cross multiply
    18,246.24x = 27,370.52 × 7,714.88
  4. Step 4: Simplify right side
    18,246.24x = 211,160,277.34
  5. Step 5: Solve for x
    x = 211,160,277.34/18,246.24
  6. Step 6: Final answer
    x = 11,572.81

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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.