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Finding the Fourth Proportional to 32,160.99, 48,148.74 and 18,793.56

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Solution

The fourth proportional to 32,160.99, 48,148.74 and 18,793.56 is: 28,136.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,160.99 : 48,148.74 = 18,793.56 : x
  2. Step 2: Convert to fraction form
    32,160.99/48,148.74 = 18,793.56/x
  3. Step 3: Cross multiply
    32,160.99x = 48,148.74 × 18,793.56
  4. Step 4: Simplify right side
    32,160.99x = 904,886,234.11
  5. Step 5: Solve for x
    x = 904,886,234.11/32,160.99
  6. Step 6: Final answer
    x = 28,136.14

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1.5x scale

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.