Home / 12,058.48-18,087.72-3,293.20

Finding the Fourth Proportional to 12,058.48, 18,087.72 and 3,293.20

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Solution

The fourth proportional to 12,058.48, 18,087.72 and 3,293.20 is: 4,939.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,058.48 : 18,087.72 = 3,293.20 : x
  2. Step 2: Convert to fraction form
    12,058.48/18,087.72 = 3,293.20/x
  3. Step 3: Cross multiply
    12,058.48x = 18,087.72 × 3,293.20
  4. Step 4: Simplify right side
    12,058.48x = 59,566,479.50
  5. Step 5: Solve for x
    x = 59,566,479.50/12,058.48
  6. Step 6: Final answer
    x = 4,939.80

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Similar ratio
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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.