Home / 18,225.96-27,342.58-5,747.91

Finding the Fourth Proportional to 18,225.96, 27,342.58 and 5,747.91

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Solution

The fourth proportional to 18,225.96, 27,342.58 and 5,747.91 is: 8,623.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,225.96 : 27,342.58 = 5,747.91 : x
  2. Step 2: Convert to fraction form
    18,225.96/27,342.58 = 5,747.91/x
  3. Step 3: Cross multiply
    18,225.96x = 27,342.58 × 5,747.91
  4. Step 4: Simplify right side
    18,225.96x = 157,162,689.01
  5. Step 5: Solve for x
    x = 157,162,689.01/18,225.96
  6. Step 6: Final answer
    x = 8,623.01

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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.