Home / 19,423.67-29,131.29-6,944.56

Finding the Fourth Proportional to 19,423.67, 29,131.29 and 6,944.56

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Solution

The fourth proportional to 19,423.67, 29,131.29 and 6,944.56 is: 10,415.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,423.67 : 29,131.29 = 6,944.56 : x
  2. Step 2: Convert to fraction form
    19,423.67/29,131.29 = 6,944.56/x
  3. Step 3: Cross multiply
    19,423.67x = 29,131.29 × 6,944.56
  4. Step 4: Simplify right side
    19,423.67x = 202,303,918.45
  5. Step 5: Solve for x
    x = 202,303,918.45/19,423.67
  6. Step 6: Final answer
    x = 10,415.33

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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.