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Finding the Fourth Proportional to 17,192.16, 25,786.16 and 4,713.20

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Solution

The fourth proportional to 17,192.16, 25,786.16 and 4,713.20 is: 7,069.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,192.16 : 25,786.16 = 4,713.20 : x
  2. Step 2: Convert to fraction form
    17,192.16/25,786.16 = 4,713.20/x
  3. Step 3: Cross multiply
    17,192.16x = 25,786.16 × 4,713.20
  4. Step 4: Simplify right side
    17,192.16x = 121,535,329.31
  5. Step 5: Solve for x
    x = 121,535,329.31/17,192.16
  6. Step 6: Final answer
    x = 7,069.23

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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.