Home / 17,174.58-23,712.30-13,188.54

Finding the Fourth Proportional to 17,174.58, 23,712.30 and 13,188.54

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Solution

The fourth proportional to 17,174.58, 23,712.30 and 13,188.54 is: 18,208.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,174.58 : 23,712.30 = 13,188.54 : x
  2. Step 2: Convert to fraction form
    17,174.58/23,712.30 = 13,188.54/x
  3. Step 3: Cross multiply
    17,174.58x = 23,712.30 × 13,188.54
  4. Step 4: Simplify right side
    17,174.58x = 312,730,617.04
  5. Step 5: Solve for x
    x = 312,730,617.04/17,174.58
  6. Step 6: Final answer
    x = 18,208.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.