Home / 13,527.33-20,291.46-3,666.79

Finding the Fourth Proportional to 13,527.33, 20,291.46 and 3,666.79

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Solution

The fourth proportional to 13,527.33, 20,291.46 and 3,666.79 is: 5,500.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,527.33 : 20,291.46 = 3,666.79 : x
  2. Step 2: Convert to fraction form
    13,527.33/20,291.46 = 3,666.79/x
  3. Step 3: Cross multiply
    13,527.33x = 20,291.46 × 3,666.79
  4. Step 4: Simplify right side
    13,527.33x = 74,404,522.61
  5. Step 5: Solve for x
    x = 74,404,522.61/13,527.33
  6. Step 6: Final answer
    x = 5,500.31

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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.