Home / 32,911.15-49,321.98-13,919.99

Finding the Fourth Proportional to 32,911.15, 49,321.98 and 13,919.99

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Solution

The fourth proportional to 32,911.15, 49,321.98 and 13,919.99 is: 20,861.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,911.15 : 49,321.98 = 13,919.99 : x
  2. Step 2: Convert to fraction form
    32,911.15/49,321.98 = 13,919.99/x
  3. Step 3: Cross multiply
    32,911.15x = 49,321.98 × 13,919.99
  4. Step 4: Simplify right side
    32,911.15x = 686,561,371.12
  5. Step 5: Solve for x
    x = 686,561,371.12/32,911.15
  6. Step 6: Final answer
    x = 20,861.06

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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.