Home / 13,520.84-20,241.81-9,022.91

Finding the Fourth Proportional to 13,520.84, 20,241.81 and 9,022.91

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Solution

The fourth proportional to 13,520.84, 20,241.81 and 9,022.91 is: 13,508.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,520.84 : 20,241.81 = 9,022.91 : x
  2. Step 2: Convert to fraction form
    13,520.84/20,241.81 = 9,022.91/x
  3. Step 3: Cross multiply
    13,520.84x = 20,241.81 × 9,022.91
  4. Step 4: Simplify right side
    13,520.84x = 182,639,928.66
  5. Step 5: Solve for x
    x = 182,639,928.66/13,520.84
  6. Step 6: Final answer
    x = 13,508.04

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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.