Home / 27,756.36-41,630.76-11,125.98

Finding the Fourth Proportional to 27,756.36, 41,630.76 and 11,125.98

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Solution

The fourth proportional to 27,756.36, 41,630.76 and 11,125.98 is: 16,687.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,756.36 : 41,630.76 = 11,125.98 : x
  2. Step 2: Convert to fraction form
    27,756.36/41,630.76 = 11,125.98/x
  3. Step 3: Cross multiply
    27,756.36x = 41,630.76 × 11,125.98
  4. Step 4: Simplify right side
    27,756.36x = 463,183,003.14
  5. Step 5: Solve for x
    x = 463,183,003.14/27,756.36
  6. Step 6: Final answer
    x = 16,687.45

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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.