Home / 11,726.16-16,170.48-9,486.24

Finding the Fourth Proportional to 11,726.16, 16,170.48 and 9,486.24

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Solution

The fourth proportional to 11,726.16, 16,170.48 and 9,486.24 is: 13,081.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,726.16 : 16,170.48 = 9,486.24 : x
  2. Step 2: Convert to fraction form
    11,726.16/16,170.48 = 9,486.24/x
  3. Step 3: Cross multiply
    11,726.16x = 16,170.48 × 9,486.24
  4. Step 4: Simplify right side
    11,726.16x = 153,397,054.20
  5. Step 5: Solve for x
    x = 153,397,054.20/11,726.16
  6. Step 6: Final answer
    x = 13,081.61

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Double scale
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Similar ratio
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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.