Home / 15,520.99-23,274.66-4,425.16

Finding the Fourth Proportional to 15,520.99, 23,274.66 and 4,425.16

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Solution

The fourth proportional to 15,520.99, 23,274.66 and 4,425.16 is: 6,635.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,520.99 : 23,274.66 = 4,425.16 : x
  2. Step 2: Convert to fraction form
    15,520.99/23,274.66 = 4,425.16/x
  3. Step 3: Cross multiply
    15,520.99x = 23,274.66 × 4,425.16
  4. Step 4: Simplify right side
    15,520.99x = 102,994,094.45
  5. Step 5: Solve for x
    x = 102,994,094.45/15,520.99
  6. Step 6: Final answer
    x = 6,635.79

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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.