Home / 27,190.56-40,720.20-15,468.24

Finding the Fourth Proportional to 27,190.56, 40,720.20 and 15,468.24

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Solution

The fourth proportional to 27,190.56, 40,720.20 and 15,468.24 is: 23,165.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,190.56 : 40,720.20 = 15,468.24 : x
  2. Step 2: Convert to fraction form
    27,190.56/40,720.20 = 15,468.24/x
  3. Step 3: Cross multiply
    27,190.56x = 40,720.20 × 15,468.24
  4. Step 4: Simplify right side
    27,190.56x = 629,869,826.45
  5. Step 5: Solve for x
    x = 629,869,826.45/27,190.56
  6. Step 6: Final answer
    x = 23,165.02

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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.