Home / 13,535.54-20,304.96-5,741.72

Finding the Fourth Proportional to 13,535.54, 20,304.96 and 5,741.72

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Solution

The fourth proportional to 13,535.54, 20,304.96 and 5,741.72 is: 8,613.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,535.54 : 20,304.96 = 5,741.72 : x
  2. Step 2: Convert to fraction form
    13,535.54/20,304.96 = 5,741.72/x
  3. Step 3: Cross multiply
    13,535.54x = 20,304.96 × 5,741.72
  4. Step 4: Simplify right side
    13,535.54x = 116,585,394.93
  5. Step 5: Solve for x
    x = 116,585,394.93/13,535.54
  6. Step 6: Final answer
    x = 8,613.28

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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.