Home / 13,176.60-19,763.82-3,816.24

Finding the Fourth Proportional to 13,176.60, 19,763.82 and 3,816.24

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Solution

The fourth proportional to 13,176.60, 19,763.82 and 3,816.24 is: 5,724.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,176.60 : 19,763.82 = 3,816.24 : x
  2. Step 2: Convert to fraction form
    13,176.60/19,763.82 = 3,816.24/x
  3. Step 3: Cross multiply
    13,176.60x = 19,763.82 × 3,816.24
  4. Step 4: Simplify right side
    13,176.60x = 75,423,480.44
  5. Step 5: Solve for x
    x = 75,423,480.44/13,176.60
  6. Step 6: Final answer
    x = 5,724.05

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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.