Home / 27,428.13-41,137.32-9,898.11

Finding the Fourth Proportional to 27,428.13, 41,137.32 and 9,898.11

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Solution

The fourth proportional to 27,428.13, 41,137.32 and 9,898.11 is: 14,845.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,428.13 : 41,137.32 = 9,898.11 : x
  2. Step 2: Convert to fraction form
    27,428.13/41,137.32 = 9,898.11/x
  3. Step 3: Cross multiply
    27,428.13x = 41,137.32 × 9,898.11
  4. Step 4: Simplify right side
    27,428.13x = 407,181,718.47
  5. Step 5: Solve for x
    x = 407,181,718.47/27,428.13
  6. Step 6: Final answer
    x = 14,845.41

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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.