Home / 17,118.06-25,664.75-11,557.61

Finding the Fourth Proportional to 17,118.06, 25,664.75 and 11,557.61

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Solution

The fourth proportional to 17,118.06, 25,664.75 and 11,557.61 is: 17,328.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,118.06 : 25,664.75 = 11,557.61 : x
  2. Step 2: Convert to fraction form
    17,118.06/25,664.75 = 11,557.61/x
  3. Step 3: Cross multiply
    17,118.06x = 25,664.75 × 11,557.61
  4. Step 4: Simplify right side
    17,118.06x = 296,623,171.25
  5. Step 5: Solve for x
    x = 296,623,171.25/17,118.06
  6. Step 6: Final answer
    x = 17,328.08

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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.