Home / 15,261.01-21,058.72-8,546.11

Finding the Fourth Proportional to 15,261.01, 21,058.72 and 8,546.11

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Solution

The fourth proportional to 15,261.01, 21,058.72 and 8,546.11 is: 11,792.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,261.01 : 21,058.72 = 8,546.11 : x
  2. Step 2: Convert to fraction form
    15,261.01/21,058.72 = 8,546.11/x
  3. Step 3: Cross multiply
    15,261.01x = 21,058.72 × 8,546.11
  4. Step 4: Simplify right side
    15,261.01x = 179,970,137.58
  5. Step 5: Solve for x
    x = 179,970,137.58/15,261.01
  6. Step 6: Final answer
    x = 11,792.81

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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.