Home / 13,527.36-20,291.04-3,666.64

Finding the Fourth Proportional to 13,527.36, 20,291.04 and 3,666.64

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Solution

The fourth proportional to 13,527.36, 20,291.04 and 3,666.64 is: 5,499.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,527.36 : 20,291.04 = 3,666.64 : x
  2. Step 2: Convert to fraction form
    13,527.36/20,291.04 = 3,666.64/x
  3. Step 3: Cross multiply
    13,527.36x = 20,291.04 × 3,666.64
  4. Step 4: Simplify right side
    13,527.36x = 74,399,938.91
  5. Step 5: Solve for x
    x = 74,399,938.91/13,527.36
  6. Step 6: Final answer
    x = 5,499.96

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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.