Home / 36,706.41-55,052.33-17,978.40

Finding the Fourth Proportional to 36,706.41, 55,052.33 and 17,978.40

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Solution

The fourth proportional to 36,706.41, 55,052.33 and 17,978.40 is: 26,964.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,706.41 : 55,052.33 = 17,978.40 : x
  2. Step 2: Convert to fraction form
    36,706.41/55,052.33 = 17,978.40/x
  3. Step 3: Cross multiply
    36,706.41x = 55,052.33 × 17,978.40
  4. Step 4: Simplify right side
    36,706.41x = 989,752,719.78
  5. Step 5: Solve for x
    x = 989,752,719.78/36,706.41
  6. Step 6: Final answer
    x = 26,964.03

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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.