Home / 13,528.26-20,292.66-7,293.42

Finding the Fourth Proportional to 13,528.26, 20,292.66 and 7,293.42

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Solution

The fourth proportional to 13,528.26, 20,292.66 and 7,293.42 is: 10,940.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,528.26 : 20,292.66 = 7,293.42 : x
  2. Step 2: Convert to fraction form
    13,528.26/20,292.66 = 7,293.42/x
  3. Step 3: Cross multiply
    13,528.26x = 20,292.66 × 7,293.42
  4. Step 4: Simplify right side
    13,528.26x = 148,002,892.30
  5. Step 5: Solve for x
    x = 148,002,892.30/13,528.26
  6. Step 6: Final answer
    x = 10,940.28

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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.