Home / 13,589.24-20,381.48-3,594.08

Finding the Fourth Proportional to 13,589.24, 20,381.48 and 3,594.08

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Solution

The fourth proportional to 13,589.24, 20,381.48 and 3,594.08 is: 5,390.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,589.24 : 20,381.48 = 3,594.08 : x
  2. Step 2: Convert to fraction form
    13,589.24/20,381.48 = 3,594.08/x
  3. Step 3: Cross multiply
    13,589.24x = 20,381.48 × 3,594.08
  4. Step 4: Simplify right side
    13,589.24x = 73,252,669.64
  5. Step 5: Solve for x
    x = 73,252,669.64/13,589.24
  6. Step 6: Final answer
    x = 5,390.49

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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.