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Finding the Fourth Proportional to 27,605.94, 41,403.10 and 8,887.65

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Solution

The fourth proportional to 27,605.94, 41,403.10 and 8,887.65 is: 13,329.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,605.94 : 41,403.10 = 8,887.65 : x
  2. Step 2: Convert to fraction form
    27,605.94/41,403.10 = 8,887.65/x
  3. Step 3: Cross multiply
    27,605.94x = 41,403.10 × 8,887.65
  4. Step 4: Simplify right side
    27,605.94x = 367,976,261.72
  5. Step 5: Solve for x
    x = 367,976,261.72/27,605.94
  6. Step 6: Final answer
    x = 13,329.60

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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.