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Finding the Fourth Proportional to 29,813.70, 41,141.01 and 17,066.88

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Solution

The fourth proportional to 29,813.70, 41,141.01 and 17,066.88 is: 23,551.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,813.70 : 41,141.01 = 17,066.88 : x
  2. Step 2: Convert to fraction form
    29,813.70/41,141.01 = 17,066.88/x
  3. Step 3: Cross multiply
    29,813.70x = 41,141.01 × 17,066.88
  4. Step 4: Simplify right side
    29,813.70x = 702,148,680.75
  5. Step 5: Solve for x
    x = 702,148,680.75/29,813.70
  6. Step 6: Final answer
    x = 23,551.21

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1.5x scale

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.