Home / 32,669.92-48,975.72-15,115.60

Finding the Fourth Proportional to 32,669.92, 48,975.72 and 15,115.60

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Solution

The fourth proportional to 32,669.92, 48,975.72 and 15,115.60 is: 22,659.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,669.92 : 48,975.72 = 15,115.60 : x
  2. Step 2: Convert to fraction form
    32,669.92/48,975.72 = 15,115.60/x
  3. Step 3: Cross multiply
    32,669.92x = 48,975.72 × 15,115.60
  4. Step 4: Simplify right side
    32,669.92x = 740,297,393.23
  5. Step 5: Solve for x
    x = 740,297,393.23/32,669.92
  6. Step 6: Final answer
    x = 22,659.91

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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.