Home / 13,334.55-20,001.81-3,473.80

Finding the Fourth Proportional to 13,334.55, 20,001.81 and 3,473.80

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Solution

The fourth proportional to 13,334.55, 20,001.81 and 3,473.80 is: 5,210.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,334.55 : 20,001.81 = 3,473.80 : x
  2. Step 2: Convert to fraction form
    13,334.55/20,001.81 = 3,473.80/x
  3. Step 3: Cross multiply
    13,334.55x = 20,001.81 × 3,473.80
  4. Step 4: Simplify right side
    13,334.55x = 69,482,287.58
  5. Step 5: Solve for x
    x = 69,482,287.58/13,334.55
  6. Step 6: Final answer
    x = 5,210.70

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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.