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Finding the Fourth Proportional to 27,486.78, 41,230.07 and 9,952.51

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Solution

The fourth proportional to 27,486.78, 41,230.07 and 9,952.51 is: 14,928.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,486.78 : 41,230.07 = 9,952.51 : x
  2. Step 2: Convert to fraction form
    27,486.78/41,230.07 = 9,952.51/x
  3. Step 3: Cross multiply
    27,486.78x = 41,230.07 × 9,952.51
  4. Step 4: Simplify right side
    27,486.78x = 410,342,428.06
  5. Step 5: Solve for x
    x = 410,342,428.06/27,486.78
  6. Step 6: Final answer
    x = 14,928.72

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1.5x scale

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.