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Finding the Fourth Proportional to 29,473.53, 40,673.81 and 16,045.02

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Solution

The fourth proportional to 29,473.53, 40,673.81 and 16,045.02 is: 22,142.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,473.53 : 40,673.81 = 16,045.02 : x
  2. Step 2: Convert to fraction form
    29,473.53/40,673.81 = 16,045.02/x
  3. Step 3: Cross multiply
    29,473.53x = 40,673.81 × 16,045.02
  4. Step 4: Simplify right side
    29,473.53x = 652,612,094.93
  5. Step 5: Solve for x
    x = 652,612,094.93/29,473.53
  6. Step 6: Final answer
    x = 22,142.31

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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.