Home / 27,890.18-41,835.20-13,099.04

Finding the Fourth Proportional to 27,890.18, 41,835.20 and 13,099.04

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Solution

The fourth proportional to 27,890.18, 41,835.20 and 13,099.04 is: 19,648.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,890.18 : 41,835.20 = 13,099.04 : x
  2. Step 2: Convert to fraction form
    27,890.18/41,835.20 = 13,099.04/x
  3. Step 3: Cross multiply
    27,890.18x = 41,835.20 × 13,099.04
  4. Step 4: Simplify right side
    27,890.18x = 548,000,958.21
  5. Step 5: Solve for x
    x = 548,000,958.21/27,890.18
  6. Step 6: Final answer
    x = 19,648.53

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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.