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Finding the Fourth Proportional to 29,474.67, 40,674.93 and 16,045.88

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Solution

The fourth proportional to 29,474.67, 40,674.93 and 16,045.88 is: 22,143.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,474.67 : 40,674.93 = 16,045.88 : x
  2. Step 2: Convert to fraction form
    29,474.67/40,674.93 = 16,045.88/x
  3. Step 3: Cross multiply
    29,474.67x = 40,674.93 × 16,045.88
  4. Step 4: Simplify right side
    29,474.67x = 652,665,045.79
  5. Step 5: Solve for x
    x = 652,665,045.79/29,474.67
  6. Step 6: Final answer
    x = 22,143.25

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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.