Home / 18,077.24-27,113.13-4,930.65

Finding the Fourth Proportional to 18,077.24, 27,113.13 and 4,930.65

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Solution

The fourth proportional to 18,077.24, 27,113.13 and 4,930.65 is: 7,395.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,077.24 : 27,113.13 = 4,930.65 : x
  2. Step 2: Convert to fraction form
    18,077.24/27,113.13 = 4,930.65/x
  3. Step 3: Cross multiply
    18,077.24x = 27,113.13 × 4,930.65
  4. Step 4: Simplify right side
    18,077.24x = 133,685,354.43
  5. Step 5: Solve for x
    x = 133,685,354.43/18,077.24
  6. Step 6: Final answer
    x = 7,395.23

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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.