Home / 13,331.49-19,983-10,034.37

Finding the Fourth Proportional to 13,331.49, 19,983 and 10,034.37

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Solution

The fourth proportional to 13,331.49, 19,983 and 10,034.37 is: 15,040.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,331.49 : 19,983 = 10,034.37 : x
  2. Step 2: Convert to fraction form
    13,331.49/19,983 = 10,034.37/x
  3. Step 3: Cross multiply
    13,331.49x = 19,983 × 10,034.37
  4. Step 4: Simplify right side
    13,331.49x = 200,516,815.71
  5. Step 5: Solve for x
    x = 200,516,815.71/13,331.49
  6. Step 6: Final answer
    x = 15,040.84

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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.