Home / 32,751.36-49,136.76-15,231.60

Finding the Fourth Proportional to 32,751.36, 49,136.76 and 15,231.60

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Solution

The fourth proportional to 32,751.36, 49,136.76 and 15,231.60 is: 22,851.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,751.36 : 49,136.76 = 15,231.60 : x
  2. Step 2: Convert to fraction form
    32,751.36/49,136.76 = 15,231.60/x
  3. Step 3: Cross multiply
    32,751.36x = 49,136.76 × 15,231.60
  4. Step 4: Simplify right side
    32,751.36x = 748,431,473.62
  5. Step 5: Solve for x
    x = 748,431,473.62/32,751.36
  6. Step 6: Final answer
    x = 22,851.92

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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.