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Finding the Fourth Proportional to 29,716.33, 44,576.55 and 8,656.55

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Solution

The fourth proportional to 29,716.33, 44,576.55 and 8,656.55 is: 12,985.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,716.33 : 44,576.55 = 8,656.55 : x
  2. Step 2: Convert to fraction form
    29,716.33/44,576.55 = 8,656.55/x
  3. Step 3: Cross multiply
    29,716.33x = 44,576.55 × 8,656.55
  4. Step 4: Simplify right side
    29,716.33x = 385,879,133.90
  5. Step 5: Solve for x
    x = 385,879,133.90/29,716.33
  6. Step 6: Final answer
    x = 12,985.42

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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.