Home / 13,979.33-19,291.32-7,606.11

Finding the Fourth Proportional to 13,979.33, 19,291.32 and 7,606.11

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Solution

The fourth proportional to 13,979.33, 19,291.32 and 7,606.11 is: 10,496.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,979.33 : 19,291.32 = 7,606.11 : x
  2. Step 2: Convert to fraction form
    13,979.33/19,291.32 = 7,606.11/x
  3. Step 3: Cross multiply
    13,979.33x = 19,291.32 × 7,606.11
  4. Step 4: Simplify right side
    13,979.33x = 146,731,901.97
  5. Step 5: Solve for x
    x = 146,731,901.97/13,979.33
  6. Step 6: Final answer
    x = 10,496.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.