Home / 15,699.87-23,553.27-5,173.14

Finding the Fourth Proportional to 15,699.87, 23,553.27 and 5,173.14

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Solution

The fourth proportional to 15,699.87, 23,553.27 and 5,173.14 is: 7,760.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,699.87 : 23,553.27 = 5,173.14 : x
  2. Step 2: Convert to fraction form
    15,699.87/23,553.27 = 5,173.14/x
  3. Step 3: Cross multiply
    15,699.87x = 23,553.27 × 5,173.14
  4. Step 4: Simplify right side
    15,699.87x = 121,844,245.40
  5. Step 5: Solve for x
    x = 121,844,245.40/15,699.87
  6. Step 6: Final answer
    x = 7,760.84

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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.