Home / 17,288.16-25,935.48-5,599.86

Finding the Fourth Proportional to 17,288.16, 25,935.48 and 5,599.86

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Solution

The fourth proportional to 17,288.16, 25,935.48 and 5,599.86 is: 8,400.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,288.16 : 25,935.48 = 5,599.86 : x
  2. Step 2: Convert to fraction form
    17,288.16/25,935.48 = 5,599.86/x
  3. Step 3: Cross multiply
    17,288.16x = 25,935.48 × 5,599.86
  4. Step 4: Simplify right side
    17,288.16x = 145,235,057.03
  5. Step 5: Solve for x
    x = 145,235,057.03/17,288.16
  6. Step 6: Final answer
    x = 8,400.84

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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.