Home / 18,606.07-27,960.18-9,847.18

Finding the Fourth Proportional to 18,606.07, 27,960.18 and 9,847.18

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Solution

The fourth proportional to 18,606.07, 27,960.18 and 9,847.18 is: 14,797.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,606.07 : 27,960.18 = 9,847.18 : x
  2. Step 2: Convert to fraction form
    18,606.07/27,960.18 = 9,847.18/x
  3. Step 3: Cross multiply
    18,606.07x = 27,960.18 × 9,847.18
  4. Step 4: Simplify right side
    18,606.07x = 275,328,925.29
  5. Step 5: Solve for x
    x = 275,328,925.29/18,606.07
  6. Step 6: Final answer
    x = 14,797.80

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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.