Home / 27,937.92-41,913.44-12,360

Finding the Fourth Proportional to 27,937.92, 41,913.44 and 12,360

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Solution

The fourth proportional to 27,937.92, 41,913.44 and 12,360 is: 18,542.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,937.92 : 41,913.44 = 12,360 : x
  2. Step 2: Convert to fraction form
    27,937.92/41,913.44 = 12,360/x
  3. Step 3: Cross multiply
    27,937.92x = 41,913.44 × 12,360
  4. Step 4: Simplify right side
    27,937.92x = 518,050,118.40
  5. Step 5: Solve for x
    x = 518,050,118.40/27,937.92
  6. Step 6: Final answer
    x = 18,542.90

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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.