Home / 36,912.76-55,342.32-14,719.48

Finding the Fourth Proportional to 36,912.76, 55,342.32 and 14,719.48

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Solution

The fourth proportional to 36,912.76, 55,342.32 and 14,719.48 is: 22,068.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,912.76 : 55,342.32 = 14,719.48 : x
  2. Step 2: Convert to fraction form
    36,912.76/55,342.32 = 14,719.48/x
  3. Step 3: Cross multiply
    36,912.76x = 55,342.32 × 14,719.48
  4. Step 4: Simplify right side
    36,912.76x = 814,610,172.39
  5. Step 5: Solve for x
    x = 814,610,172.39/36,912.76
  6. Step 6: Final answer
    x = 22,068.53

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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.