Home / 32,630.88-48,957.99-20,136.36

Finding the Fourth Proportional to 32,630.88, 48,957.99 and 20,136.36

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Solution

The fourth proportional to 32,630.88, 48,957.99 and 20,136.36 is: 30,211.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,630.88 : 48,957.99 = 20,136.36 : x
  2. Step 2: Convert to fraction form
    32,630.88/48,957.99 = 20,136.36/x
  3. Step 3: Cross multiply
    32,630.88x = 48,957.99 × 20,136.36
  4. Step 4: Simplify right side
    32,630.88x = 985,835,711.52
  5. Step 5: Solve for x
    x = 985,835,711.52/32,630.88
  6. Step 6: Final answer
    x = 30,211.74

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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.