Home / 27,983.56-41,981.50-9,269.40

Finding the Fourth Proportional to 27,983.56, 41,981.50 and 9,269.40

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Solution

The fourth proportional to 27,983.56, 41,981.50 and 9,269.40 is: 13,906.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,983.56 : 41,981.50 = 9,269.40 : x
  2. Step 2: Convert to fraction form
    27,983.56/41,981.50 = 9,269.40/x
  3. Step 3: Cross multiply
    27,983.56x = 41,981.50 × 9,269.40
  4. Step 4: Simplify right side
    27,983.56x = 389,143,316.10
  5. Step 5: Solve for x
    x = 389,143,316.10/27,983.56
  6. Step 6: Final answer
    x = 13,906.14

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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.