Home / 32,158.91-48,234.11-20,277.42

Finding the Fourth Proportional to 32,158.91, 48,234.11 and 20,277.42

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Solution

The fourth proportional to 32,158.91, 48,234.11 and 20,277.42 is: 30,413.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,158.91 : 48,234.11 = 20,277.42 : x
  2. Step 2: Convert to fraction form
    32,158.91/48,234.11 = 20,277.42/x
  3. Step 3: Cross multiply
    32,158.91x = 48,234.11 × 20,277.42
  4. Step 4: Simplify right side
    32,158.91x = 978,063,205.41
  5. Step 5: Solve for x
    x = 978,063,205.41/32,158.91
  6. Step 6: Final answer
    x = 30,413.45

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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.