Home / 13,533.69-20,300.55-4,766.58

Finding the Fourth Proportional to 13,533.69, 20,300.55 and 4,766.58

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Solution

The fourth proportional to 13,533.69, 20,300.55 and 4,766.58 is: 7,149.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,533.69 : 20,300.55 = 4,766.58 : x
  2. Step 2: Convert to fraction form
    13,533.69/20,300.55 = 4,766.58/x
  3. Step 3: Cross multiply
    13,533.69x = 20,300.55 × 4,766.58
  4. Step 4: Simplify right side
    13,533.69x = 96,764,195.62
  5. Step 5: Solve for x
    x = 96,764,195.62/13,533.69
  6. Step 6: Final answer
    x = 7,149.88

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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.