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Finding the Fourth Proportional to 41,797.08, 62,695.62 and 21,006

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Solution

The fourth proportional to 41,797.08, 62,695.62 and 21,006 is: 31,509

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,797.08 : 62,695.62 = 21,006 : x
  2. Step 2: Convert to fraction form
    41,797.08/62,695.62 = 21,006/x
  3. Step 3: Cross multiply
    41,797.08x = 62,695.62 × 21,006
  4. Step 4: Simplify right side
    41,797.08x = 1,316,984,193.72
  5. Step 5: Solve for x
    x = 1,316,984,193.72/41,797.08
  6. Step 6: Final answer
    x = 31,509

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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.