Home / 18,347.80-27,532.68-6,661.96

Finding the Fourth Proportional to 18,347.80, 27,532.68 and 6,661.96

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Solution

The fourth proportional to 18,347.80, 27,532.68 and 6,661.96 is: 9,996.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,347.80 : 27,532.68 = 6,661.96 : x
  2. Step 2: Convert to fraction form
    18,347.80/27,532.68 = 6,661.96/x
  3. Step 3: Cross multiply
    18,347.80x = 27,532.68 × 6,661.96
  4. Step 4: Simplify right side
    18,347.80x = 183,421,612.85
  5. Step 5: Solve for x
    x = 183,421,612.85/18,347.80
  6. Step 6: Final answer
    x = 9,996.93

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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.