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Finding the Fourth Proportional to 29,968.80, 44,940.12 and 15,925.44

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Solution

The fourth proportional to 29,968.80, 44,940.12 and 15,925.44 is: 23,881.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,968.80 : 44,940.12 = 15,925.44 : x
  2. Step 2: Convert to fraction form
    29,968.80/44,940.12 = 15,925.44/x
  3. Step 3: Cross multiply
    29,968.80x = 44,940.12 × 15,925.44
  4. Step 4: Simplify right side
    29,968.80x = 715,691,184.65
  5. Step 5: Solve for x
    x = 715,691,184.65/29,968.80
  6. Step 6: Final answer
    x = 23,881.21

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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.