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Finding the Fourth Proportional to 29,975.32, 44,990.62 and 15,194.60

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Solution

The fourth proportional to 29,975.32, 44,990.62 and 15,194.60 is: 22,805.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,975.32 : 44,990.62 = 15,194.60 : x
  2. Step 2: Convert to fraction form
    29,975.32/44,990.62 = 15,194.60/x
  3. Step 3: Cross multiply
    29,975.32x = 44,990.62 × 15,194.60
  4. Step 4: Simplify right side
    29,975.32x = 683,614,474.65
  5. Step 5: Solve for x
    x = 683,614,474.65/29,975.32
  6. Step 6: Final answer
    x = 22,805.91

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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.