Home / 15,260.82-21,060.90-8,546.19

Finding the Fourth Proportional to 15,260.82, 21,060.90 and 8,546.19

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Solution

The fourth proportional to 15,260.82, 21,060.90 and 8,546.19 is: 11,794.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,260.82 : 21,060.90 = 8,546.19 : x
  2. Step 2: Convert to fraction form
    15,260.82/21,060.90 = 8,546.19/x
  3. Step 3: Cross multiply
    15,260.82x = 21,060.90 × 8,546.19
  4. Step 4: Simplify right side
    15,260.82x = 179,990,452.97
  5. Step 5: Solve for x
    x = 179,990,452.97/15,260.82
  6. Step 6: Final answer
    x = 11,794.28

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Half scale
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Double scale
Find fourth proportional to 15,261.82, 21,062.28 and 8,547.19
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.