Home / 27,188.06-40,768.76-11,174.70

Finding the Fourth Proportional to 27,188.06, 40,768.76 and 11,174.70

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Solution

The fourth proportional to 27,188.06, 40,768.76 and 11,174.70 is: 16,756.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,188.06 : 40,768.76 = 11,174.70 : x
  2. Step 2: Convert to fraction form
    27,188.06/40,768.76 = 11,174.70/x
  3. Step 3: Cross multiply
    27,188.06x = 40,768.76 × 11,174.70
  4. Step 4: Simplify right side
    27,188.06x = 455,578,662.37
  5. Step 5: Solve for x
    x = 455,578,662.37/27,188.06
  6. Step 6: Final answer
    x = 16,756.57

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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.