Home / 13,694.85-20,545.05-5,797.35

Finding the Fourth Proportional to 13,694.85, 20,545.05 and 5,797.35

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Solution

The fourth proportional to 13,694.85, 20,545.05 and 5,797.35 is: 8,697.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,694.85 : 20,545.05 = 5,797.35 : x
  2. Step 2: Convert to fraction form
    13,694.85/20,545.05 = 5,797.35/x
  3. Step 3: Cross multiply
    13,694.85x = 20,545.05 × 5,797.35
  4. Step 4: Simplify right side
    13,694.85x = 119,106,845.62
  5. Step 5: Solve for x
    x = 119,106,845.62/13,694.85
  6. Step 6: Final answer
    x = 8,697.20

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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.