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Finding the Fourth Proportional to 30,080.52, 41,510.48 and 16,651

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Solution

The fourth proportional to 30,080.52, 41,510.48 and 16,651 is: 22,978.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,080.52 : 41,510.48 = 16,651 : x
  2. Step 2: Convert to fraction form
    30,080.52/41,510.48 = 16,651/x
  3. Step 3: Cross multiply
    30,080.52x = 41,510.48 × 16,651
  4. Step 4: Simplify right side
    30,080.52x = 691,191,002.48
  5. Step 5: Solve for x
    x = 691,191,002.48/30,080.52
  6. Step 6: Final answer
    x = 22,978.03

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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.