Home / 32,241.87-48,380.45-12,521.20

Finding the Fourth Proportional to 32,241.87, 48,380.45 and 12,521.20

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Solution

The fourth proportional to 32,241.87, 48,380.45 and 12,521.20 is: 18,788.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,241.87 : 48,380.45 = 12,521.20 : x
  2. Step 2: Convert to fraction form
    32,241.87/48,380.45 = 12,521.20/x
  3. Step 3: Cross multiply
    32,241.87x = 48,380.45 × 12,521.20
  4. Step 4: Simplify right side
    32,241.87x = 605,781,227.93
  5. Step 5: Solve for x
    x = 605,781,227.93/32,241.87
  6. Step 6: Final answer
    x = 18,788.65

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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.