Home / 31,793.15-47,688.32-9,605.86

Finding the Fourth Proportional to 31,793.15, 47,688.32 and 9,605.86

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Solution

The fourth proportional to 31,793.15, 47,688.32 and 9,605.86 is: 14,408.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,793.15 : 47,688.32 = 9,605.86 : x
  2. Step 2: Convert to fraction form
    31,793.15/47,688.32 = 9,605.86/x
  3. Step 3: Cross multiply
    31,793.15x = 47,688.32 × 9,605.86
  4. Step 4: Simplify right side
    31,793.15x = 458,087,230.35
  5. Step 5: Solve for x
    x = 458,087,230.35/31,793.15
  6. Step 6: Final answer
    x = 14,408.36

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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.