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Finding the Fourth Proportional to 29,681.47, 44,524.52 and 8,621.85

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Solution

The fourth proportional to 29,681.47, 44,524.52 and 8,621.85 is: 12,933.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,681.47 : 44,524.52 = 8,621.85 : x
  2. Step 2: Convert to fraction form
    29,681.47/44,524.52 = 8,621.85/x
  3. Step 3: Cross multiply
    29,681.47x = 44,524.52 × 8,621.85
  4. Step 4: Simplify right side
    29,681.47x = 383,883,689.65
  5. Step 5: Solve for x
    x = 383,883,689.65/29,681.47
  6. Step 6: Final answer
    x = 12,933.45

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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.