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Finding the Fourth Proportional to 36,695.71, 55,043.61 and 34,825.87

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Solution

The fourth proportional to 36,695.71, 55,043.61 and 34,825.87 is: 52,238.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,695.71 : 55,043.61 = 34,825.87 : x
  2. Step 2: Convert to fraction form
    36,695.71/55,043.61 = 34,825.87/x
  3. Step 3: Cross multiply
    36,695.71x = 55,043.61 × 34,825.87
  4. Step 4: Simplify right side
    36,695.71x = 1,916,941,606.19
  5. Step 5: Solve for x
    x = 1,916,941,606.19/36,695.71
  6. Step 6: Final answer
    x = 52,238.85

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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.