Home / 27,066.43-40,605.12-11,272.65

Finding the Fourth Proportional to 27,066.43, 40,605.12 and 11,272.65

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Solution

The fourth proportional to 27,066.43, 40,605.12 and 11,272.65 is: 16,911.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,066.43 : 40,605.12 = 11,272.65 : x
  2. Step 2: Convert to fraction form
    27,066.43/40,605.12 = 11,272.65/x
  3. Step 3: Cross multiply
    27,066.43x = 40,605.12 × 11,272.65
  4. Step 4: Simplify right side
    27,066.43x = 457,727,305.97
  5. Step 5: Solve for x
    x = 457,727,305.97/27,066.43
  6. Step 6: Final answer
    x = 16,911.26

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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.