Home / 13,274.56-19,914.44-4,389.52

Finding the Fourth Proportional to 13,274.56, 19,914.44 and 4,389.52

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Solution

The fourth proportional to 13,274.56, 19,914.44 and 4,389.52 is: 6,585.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,274.56 : 19,914.44 = 4,389.52 : x
  2. Step 2: Convert to fraction form
    13,274.56/19,914.44 = 4,389.52/x
  3. Step 3: Cross multiply
    13,274.56x = 19,914.44 × 4,389.52
  4. Step 4: Simplify right side
    13,274.56x = 87,414,832.67
  5. Step 5: Solve for x
    x = 87,414,832.67/13,274.56
  6. Step 6: Final answer
    x = 6,585.14

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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.