Home / 27,019.88-40,502.12-11,234.06

Finding the Fourth Proportional to 27,019.88, 40,502.12 and 11,234.06

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Solution

The fourth proportional to 27,019.88, 40,502.12 and 11,234.06 is: 16,839.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,019.88 : 40,502.12 = 11,234.06 : x
  2. Step 2: Convert to fraction form
    27,019.88/40,502.12 = 11,234.06/x
  3. Step 3: Cross multiply
    27,019.88x = 40,502.12 × 11,234.06
  4. Step 4: Simplify right side
    27,019.88x = 455,003,246.21
  5. Step 5: Solve for x
    x = 455,003,246.21/27,019.88
  6. Step 6: Final answer
    x = 16,839.57

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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.