Home / 36,261.65-54,294.06-18,696.80

Finding the Fourth Proportional to 36,261.65, 54,294.06 and 18,696.80

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Solution

The fourth proportional to 36,261.65, 54,294.06 and 18,696.80 is: 27,994.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,261.65 : 54,294.06 = 18,696.80 : x
  2. Step 2: Convert to fraction form
    36,261.65/54,294.06 = 18,696.80/x
  3. Step 3: Cross multiply
    36,261.65x = 54,294.06 × 18,696.80
  4. Step 4: Simplify right side
    36,261.65x = 1,015,125,181.01
  5. Step 5: Solve for x
    x = 1,015,125,181.01/36,261.65
  6. Step 6: Final answer
    x = 27,994.46

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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.