Home / 13,473.58-20,202.27-5,154.21

Finding the Fourth Proportional to 13,473.58, 20,202.27 and 5,154.21

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Solution

The fourth proportional to 13,473.58, 20,202.27 and 5,154.21 is: 7,728.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,473.58 : 20,202.27 = 5,154.21 : x
  2. Step 2: Convert to fraction form
    13,473.58/20,202.27 = 5,154.21/x
  3. Step 3: Cross multiply
    13,473.58x = 20,202.27 × 5,154.21
  4. Step 4: Simplify right side
    13,473.58x = 104,126,742.06
  5. Step 5: Solve for x
    x = 104,126,742.06/13,473.58
  6. Step 6: Final answer
    x = 7,728.22

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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.