Home / 27,153.54-40,718.07-9,619.38

Finding the Fourth Proportional to 27,153.54, 40,718.07 and 9,619.38

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Solution

The fourth proportional to 27,153.54, 40,718.07 and 9,619.38 is: 14,424.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,153.54 : 40,718.07 = 9,619.38 : x
  2. Step 2: Convert to fraction form
    27,153.54/40,718.07 = 9,619.38/x
  3. Step 3: Cross multiply
    27,153.54x = 40,718.07 × 9,619.38
  4. Step 4: Simplify right side
    27,153.54x = 391,682,588.20
  5. Step 5: Solve for x
    x = 391,682,588.20/27,153.54
  6. Step 6: Final answer
    x = 14,424.73

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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.