Home / 13,592.09-20,384.45-3,729.04

Finding the Fourth Proportional to 13,592.09, 20,384.45 and 3,729.04

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Solution

The fourth proportional to 13,592.09, 20,384.45 and 3,729.04 is: 5,592.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,592.09 : 20,384.45 = 3,729.04 : x
  2. Step 2: Convert to fraction form
    13,592.09/20,384.45 = 3,729.04/x
  3. Step 3: Cross multiply
    13,592.09x = 20,384.45 × 3,729.04
  4. Step 4: Simplify right side
    13,592.09x = 76,014,429.43
  5. Step 5: Solve for x
    x = 76,014,429.43/13,592.09
  6. Step 6: Final answer
    x = 5,592.55

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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.