Home / 27,935.38-41,902.13-12,140.41

Finding the Fourth Proportional to 27,935.38, 41,902.13 and 12,140.41

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Solution

The fourth proportional to 27,935.38, 41,902.13 and 12,140.41 is: 18,210.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,935.38 : 41,902.13 = 12,140.41 : x
  2. Step 2: Convert to fraction form
    27,935.38/41,902.13 = 12,140.41/x
  3. Step 3: Cross multiply
    27,935.38x = 41,902.13 × 12,140.41
  4. Step 4: Simplify right side
    27,935.38x = 508,709,120.80
  5. Step 5: Solve for x
    x = 508,709,120.80/27,935.38
  6. Step 6: Final answer
    x = 18,210.21

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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.