Home / 17,156.07-25,721.96-6,617.23

Finding the Fourth Proportional to 17,156.07, 25,721.96 and 6,617.23

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Solution

The fourth proportional to 17,156.07, 25,721.96 and 6,617.23 is: 9,921.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,156.07 : 25,721.96 = 6,617.23 : x
  2. Step 2: Convert to fraction form
    17,156.07/25,721.96 = 6,617.23/x
  3. Step 3: Cross multiply
    17,156.07x = 25,721.96 × 6,617.23
  4. Step 4: Simplify right side
    17,156.07x = 170,208,027.98
  5. Step 5: Solve for x
    x = 170,208,027.98/17,156.07
  6. Step 6: Final answer
    x = 9,921.15

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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.