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Finding the Fourth Proportional to 29,910.80, 44,870.10 and 10,184.06

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Solution

The fourth proportional to 29,910.80, 44,870.10 and 10,184.06 is: 15,277.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,910.80 : 44,870.10 = 10,184.06 : x
  2. Step 2: Convert to fraction form
    29,910.80/44,870.10 = 10,184.06/x
  3. Step 3: Cross multiply
    29,910.80x = 44,870.10 × 10,184.06
  4. Step 4: Simplify right side
    29,910.80x = 456,959,790.61
  5. Step 5: Solve for x
    x = 456,959,790.61/29,910.80
  6. Step 6: Final answer
    x = 15,277.42

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1.5x scale

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.