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Finding the Fourth Proportional to 29,464.61, 40,659.82 and 16,035.82

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Solution

The fourth proportional to 29,464.61, 40,659.82 and 16,035.82 is: 22,128.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,464.61 : 40,659.82 = 16,035.82 : x
  2. Step 2: Convert to fraction form
    29,464.61/40,659.82 = 16,035.82/x
  3. Step 3: Cross multiply
    29,464.61x = 40,659.82 × 16,035.82
  4. Step 4: Simplify right side
    29,464.61x = 652,013,731.93
  5. Step 5: Solve for x
    x = 652,013,731.93/29,464.61
  6. Step 6: Final answer
    x = 22,128.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.