Home / 18,549.19-27,823.39-4,509.30

Finding the Fourth Proportional to 18,549.19, 27,823.39 and 4,509.30

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Solution

The fourth proportional to 18,549.19, 27,823.39 and 4,509.30 is: 6,763.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,549.19 : 27,823.39 = 4,509.30 : x
  2. Step 2: Convert to fraction form
    18,549.19/27,823.39 = 4,509.30/x
  3. Step 3: Cross multiply
    18,549.19x = 27,823.39 × 4,509.30
  4. Step 4: Simplify right side
    18,549.19x = 125,463,853.68
  5. Step 5: Solve for x
    x = 125,463,853.68/18,549.19
  6. Step 6: Final answer
    x = 6,763.84

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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.