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Finding the Fourth Proportional to 27,775.64, 41,663.44 and 9,055.66

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Solution

The fourth proportional to 27,775.64, 41,663.44 and 9,055.66 is: 13,583.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,775.64 : 41,663.44 = 9,055.66 : x
  2. Step 2: Convert to fraction form
    27,775.64/41,663.44 = 9,055.66/x
  3. Step 3: Cross multiply
    27,775.64x = 41,663.44 × 9,055.66
  4. Step 4: Simplify right side
    27,775.64x = 377,289,901.79
  5. Step 5: Solve for x
    x = 377,289,901.79/27,775.64
  6. Step 6: Final answer
    x = 13,583.48

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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.