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Finding the Fourth Proportional to 29,943.50, 44,907.57 and 8,878.61

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Solution

The fourth proportional to 29,943.50, 44,907.57 and 8,878.61 is: 13,315.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,943.50 : 44,907.57 = 8,878.61 : x
  2. Step 2: Convert to fraction form
    29,943.50/44,907.57 = 8,878.61/x
  3. Step 3: Cross multiply
    29,943.50x = 44,907.57 × 8,878.61
  4. Step 4: Simplify right side
    29,943.50x = 398,716,575.54
  5. Step 5: Solve for x
    x = 398,716,575.54/29,943.50
  6. Step 6: Final answer
    x = 13,315.63

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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.