Home / 32,191.20-48,286.80-26,661.60

Finding the Fourth Proportional to 32,191.20, 48,286.80 and 26,661.60

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Solution

The fourth proportional to 32,191.20, 48,286.80 and 26,661.60 is: 39,992.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,191.20 : 48,286.80 = 26,661.60 : x
  2. Step 2: Convert to fraction form
    32,191.20/48,286.80 = 26,661.60/x
  3. Step 3: Cross multiply
    32,191.20x = 48,286.80 × 26,661.60
  4. Step 4: Simplify right side
    32,191.20x = 1,287,403,346.88
  5. Step 5: Solve for x
    x = 1,287,403,346.88/32,191.20
  6. Step 6: Final answer
    x = 39,992.40

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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.