Home / 13,473.87-20,220.05-4,708.79

Finding the Fourth Proportional to 13,473.87, 20,220.05 and 4,708.79

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Solution

The fourth proportional to 13,473.87, 20,220.05 and 4,708.79 is: 7,066.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,473.87 : 20,220.05 = 4,708.79 : x
  2. Step 2: Convert to fraction form
    13,473.87/20,220.05 = 4,708.79/x
  3. Step 3: Cross multiply
    13,473.87x = 20,220.05 × 4,708.79
  4. Step 4: Simplify right side
    13,473.87x = 95,211,844.60
  5. Step 5: Solve for x
    x = 95,211,844.60/13,473.87
  6. Step 6: Final answer
    x = 7,066.41

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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.