Home / 13,355.55-20,035.49-5,959.85

Finding the Fourth Proportional to 13,355.55, 20,035.49 and 5,959.85

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Solution

The fourth proportional to 13,355.55, 20,035.49 and 5,959.85 is: 8,940.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,355.55 : 20,035.49 = 5,959.85 : x
  2. Step 2: Convert to fraction form
    13,355.55/20,035.49 = 5,959.85/x
  3. Step 3: Cross multiply
    13,355.55x = 20,035.49 × 5,959.85
  4. Step 4: Simplify right side
    13,355.55x = 119,408,385.10
  5. Step 5: Solve for x
    x = 119,408,385.10/13,355.55
  6. Step 6: Final answer
    x = 8,940.73

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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.