Home / 13,592.22-20,384.63-3,729.16

Finding the Fourth Proportional to 13,592.22, 20,384.63 and 3,729.16

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Solution

The fourth proportional to 13,592.22, 20,384.63 and 3,729.16 is: 5,592.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,592.22 : 20,384.63 = 3,729.16 : x
  2. Step 2: Convert to fraction form
    13,592.22/20,384.63 = 3,729.16/x
  3. Step 3: Cross multiply
    13,592.22x = 20,384.63 × 3,729.16
  4. Step 4: Simplify right side
    13,592.22x = 76,017,546.81
  5. Step 5: Solve for x
    x = 76,017,546.81/13,592.22
  6. Step 6: Final answer
    x = 5,592.72

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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.