Home / 13,592.15-20,388.23-3,731.50

Finding the Fourth Proportional to 13,592.15, 20,388.23 and 3,731.50

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Solution

The fourth proportional to 13,592.15, 20,388.23 and 3,731.50 is: 5,597.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,592.15 : 20,388.23 = 3,731.50 : x
  2. Step 2: Convert to fraction form
    13,592.15/20,388.23 = 3,731.50/x
  3. Step 3: Cross multiply
    13,592.15x = 20,388.23 × 3,731.50
  4. Step 4: Simplify right side
    13,592.15x = 76,078,638.60
  5. Step 5: Solve for x
    x = 76,078,638.60/13,592.15
  6. Step 6: Final answer
    x = 5,597.25

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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.