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Finding the Fourth Proportional to 27,052, 40,578.16 and 7,329.12

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Solution

The fourth proportional to 27,052, 40,578.16 and 7,329.12 is: 10,993.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,052 : 40,578.16 = 7,329.12 : x
  2. Step 2: Convert to fraction form
    27,052/40,578.16 = 7,329.12/x
  3. Step 3: Cross multiply
    27,052x = 40,578.16 × 7,329.12
  4. Step 4: Simplify right side
    27,052x = 297,402,204.02
  5. Step 5: Solve for x
    x = 297,402,204.02/27,052
  6. Step 6: Final answer
    x = 10,993.72

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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.