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Finding the Fourth Proportional to 29,977.98, 44,909.73 and 16,790.46

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Solution

The fourth proportional to 29,977.98, 44,909.73 and 16,790.46 is: 25,153.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,977.98 : 44,909.73 = 16,790.46 : x
  2. Step 2: Convert to fraction form
    29,977.98/44,909.73 = 16,790.46/x
  3. Step 3: Cross multiply
    29,977.98x = 44,909.73 × 16,790.46
  4. Step 4: Simplify right side
    29,977.98x = 754,055,025.18
  5. Step 5: Solve for x
    x = 754,055,025.18/29,977.98
  6. Step 6: Final answer
    x = 25,153.63

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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.