Home / 17,001.37-25,509.85-7,643.84

Finding the Fourth Proportional to 17,001.37, 25,509.85 and 7,643.84

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Solution

The fourth proportional to 17,001.37, 25,509.85 and 7,643.84 is: 11,469.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,001.37 : 25,509.85 = 7,643.84 : x
  2. Step 2: Convert to fraction form
    17,001.37/25,509.85 = 7,643.84/x
  3. Step 3: Cross multiply
    17,001.37x = 25,509.85 × 7,643.84
  4. Step 4: Simplify right side
    17,001.37x = 194,993,256.49
  5. Step 5: Solve for x
    x = 194,993,256.49/17,001.37
  6. Step 6: Final answer
    x = 11,469.27

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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.