Home / 32,320.92-48,431.70-19,147.08

Finding the Fourth Proportional to 32,320.92, 48,431.70 and 19,147.08

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Solution

The fourth proportional to 32,320.92, 48,431.70 and 19,147.08 is: 28,691.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,320.92 : 48,431.70 = 19,147.08 : x
  2. Step 2: Convert to fraction form
    32,320.92/48,431.70 = 19,147.08/x
  3. Step 3: Cross multiply
    32,320.92x = 48,431.70 × 19,147.08
  4. Step 4: Simplify right side
    32,320.92x = 927,325,634.44
  5. Step 5: Solve for x
    x = 927,325,634.44/32,320.92
  6. Step 6: Final answer
    x = 28,691.19

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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.