Home / 32,636.61-48,944.57-20,137.91

Finding the Fourth Proportional to 32,636.61, 48,944.57 and 20,137.91

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Solution

The fourth proportional to 32,636.61, 48,944.57 and 20,137.91 is: 30,200.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,636.61 : 48,944.57 = 20,137.91 : x
  2. Step 2: Convert to fraction form
    32,636.61/48,944.57 = 20,137.91/x
  3. Step 3: Cross multiply
    32,636.61x = 48,944.57 × 20,137.91
  4. Step 4: Simplify right side
    32,636.61x = 985,641,000.24
  5. Step 5: Solve for x
    x = 985,641,000.24/32,636.61
  6. Step 6: Final answer
    x = 30,200.47

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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.