Home / 36,915.41-55,368.36-11,952.96

Finding the Fourth Proportional to 36,915.41, 55,368.36 and 11,952.96

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Solution

The fourth proportional to 36,915.41, 55,368.36 and 11,952.96 is: 17,927.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,915.41 : 55,368.36 = 11,952.96 : x
  2. Step 2: Convert to fraction form
    36,915.41/55,368.36 = 11,952.96/x
  3. Step 3: Cross multiply
    36,915.41x = 55,368.36 × 11,952.96
  4. Step 4: Simplify right side
    36,915.41x = 661,815,792.35
  5. Step 5: Solve for x
    x = 661,815,792.35/36,915.41
  6. Step 6: Final answer
    x = 17,927.90

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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.