Home / 27,187.06-40,767.26-11,173.70

Finding the Fourth Proportional to 27,187.06, 40,767.26 and 11,173.70

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Solution

The fourth proportional to 27,187.06, 40,767.26 and 11,173.70 is: 16,755.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,187.06 : 40,767.26 = 11,173.70 : x
  2. Step 2: Convert to fraction form
    27,187.06/40,767.26 = 11,173.70/x
  3. Step 3: Cross multiply
    27,187.06x = 40,767.26 × 11,173.70
  4. Step 4: Simplify right side
    27,187.06x = 455,521,133.06
  5. Step 5: Solve for x
    x = 455,521,133.06/27,187.06
  6. Step 6: Final answer
    x = 16,755.07

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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.