Home / 17,210.97-25,811.78-4,728.04

Finding the Fourth Proportional to 17,210.97, 25,811.78 and 4,728.04

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Solution

The fourth proportional to 17,210.97, 25,811.78 and 4,728.04 is: 7,090.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,210.97 : 25,811.78 = 4,728.04 : x
  2. Step 2: Convert to fraction form
    17,210.97/25,811.78 = 4,728.04/x
  3. Step 3: Cross multiply
    17,210.97x = 25,811.78 × 4,728.04
  4. Step 4: Simplify right side
    17,210.97x = 122,039,040.14
  5. Step 5: Solve for x
    x = 122,039,040.14/17,210.97
  6. Step 6: Final answer
    x = 7,090.77

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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.