Home / 13,284.56-19,927.76-4,399.88

Finding the Fourth Proportional to 13,284.56, 19,927.76 and 4,399.88

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Solution

The fourth proportional to 13,284.56, 19,927.76 and 4,399.88 is: 6,600.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,284.56 : 19,927.76 = 4,399.88 : x
  2. Step 2: Convert to fraction form
    13,284.56/19,927.76 = 4,399.88/x
  3. Step 3: Cross multiply
    13,284.56x = 19,927.76 × 4,399.88
  4. Step 4: Simplify right side
    13,284.56x = 87,679,631.03
  5. Step 5: Solve for x
    x = 87,679,631.03/13,284.56
  6. Step 6: Final answer
    x = 6,600.11

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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.