Home / 27,468.72-41,206.32-8,742.20

Finding the Fourth Proportional to 27,468.72, 41,206.32 and 8,742.20

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Solution

The fourth proportional to 27,468.72, 41,206.32 and 8,742.20 is: 13,114.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,468.72 : 41,206.32 = 8,742.20 : x
  2. Step 2: Convert to fraction form
    27,468.72/41,206.32 = 8,742.20/x
  3. Step 3: Cross multiply
    27,468.72x = 41,206.32 × 8,742.20
  4. Step 4: Simplify right side
    27,468.72x = 360,233,684.67
  5. Step 5: Solve for x
    x = 360,233,684.67/27,468.72
  6. Step 6: Final answer
    x = 13,114.32

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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.