Home / 32,086.99-48,138.68-13,360.79

Finding the Fourth Proportional to 32,086.99, 48,138.68 and 13,360.79

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Solution

The fourth proportional to 32,086.99, 48,138.68 and 13,360.79 is: 20,044.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,086.99 : 48,138.68 = 13,360.79 : x
  2. Step 2: Convert to fraction form
    32,086.99/48,138.68 = 13,360.79/x
  3. Step 3: Cross multiply
    32,086.99x = 48,138.68 × 13,360.79
  4. Step 4: Simplify right side
    32,086.99x = 643,170,794.36
  5. Step 5: Solve for x
    x = 643,170,794.36/32,086.99
  6. Step 6: Final answer
    x = 20,044.60

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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.