Home / 17,094.75-23,587.91-11,420.39

Finding the Fourth Proportional to 17,094.75, 23,587.91 and 11,420.39

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Solution

The fourth proportional to 17,094.75, 23,587.91 and 11,420.39 is: 15,758.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,094.75 : 23,587.91 = 11,420.39 : x
  2. Step 2: Convert to fraction form
    17,094.75/23,587.91 = 11,420.39/x
  3. Step 3: Cross multiply
    17,094.75x = 23,587.91 × 11,420.39
  4. Step 4: Simplify right side
    17,094.75x = 269,383,176.18
  5. Step 5: Solve for x
    x = 269,383,176.18/17,094.75
  6. Step 6: Final answer
    x = 15,758.24

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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.