Home / 13,360.79-20,033.78-5,468.85

Finding the Fourth Proportional to 13,360.79, 20,033.78 and 5,468.85

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Solution

The fourth proportional to 13,360.79, 20,033.78 and 5,468.85 is: 8,200.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,360.79 : 20,033.78 = 5,468.85 : x
  2. Step 2: Convert to fraction form
    13,360.79/20,033.78 = 5,468.85/x
  3. Step 3: Cross multiply
    13,360.79x = 20,033.78 × 5,468.85
  4. Step 4: Simplify right side
    13,360.79x = 109,561,737.75
  5. Step 5: Solve for x
    x = 109,561,737.75/13,360.79
  6. Step 6: Final answer
    x = 8,200.24

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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.