Home / 13,592.03-20,385.74-3,729.01

Finding the Fourth Proportional to 13,592.03, 20,385.74 and 3,729.01

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Solution

The fourth proportional to 13,592.03, 20,385.74 and 3,729.01 is: 5,592.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,592.03 : 20,385.74 = 3,729.01 : x
  2. Step 2: Convert to fraction form
    13,592.03/20,385.74 = 3,729.01/x
  3. Step 3: Cross multiply
    13,592.03x = 20,385.74 × 3,729.01
  4. Step 4: Simplify right side
    13,592.03x = 76,018,561.10
  5. Step 5: Solve for x
    x = 76,018,561.10/13,592.03
  6. Step 6: Final answer
    x = 5,592.88

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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.