Home / 32,112.32-48,163.62-8,740.58

Finding the Fourth Proportional to 32,112.32, 48,163.62 and 8,740.58

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Solution

The fourth proportional to 32,112.32, 48,163.62 and 8,740.58 is: 13,109.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,112.32 : 48,163.62 = 8,740.58 : x
  2. Step 2: Convert to fraction form
    32,112.32/48,163.62 = 8,740.58/x
  3. Step 3: Cross multiply
    32,112.32x = 48,163.62 × 8,740.58
  4. Step 4: Simplify right side
    32,112.32x = 420,977,930.00
  5. Step 5: Solve for x
    x = 420,977,930.00/32,112.32
  6. Step 6: Final answer
    x = 13,109.55

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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.