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Finding the Fourth Proportional to 32,697.87, 45,136.62 and 22,101.86

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Solution

The fourth proportional to 32,697.87, 45,136.62 and 22,101.86 is: 30,509.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,697.87 : 45,136.62 = 22,101.86 : x
  2. Step 2: Convert to fraction form
    32,697.87/45,136.62 = 22,101.86/x
  3. Step 3: Cross multiply
    32,697.87x = 45,136.62 × 22,101.86
  4. Step 4: Simplify right side
    32,697.87x = 997,603,256.11
  5. Step 5: Solve for x
    x = 997,603,256.11/32,697.87
  6. Step 6: Final answer
    x = 30,509.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.