Home / 12,944.67-19,403.94-5,042.25

Finding the Fourth Proportional to 12,944.67, 19,403.94 and 5,042.25

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Solution

The fourth proportional to 12,944.67, 19,403.94 and 5,042.25 is: 7,558.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,944.67 : 19,403.94 = 5,042.25 : x
  2. Step 2: Convert to fraction form
    12,944.67/19,403.94 = 5,042.25/x
  3. Step 3: Cross multiply
    12,944.67x = 19,403.94 × 5,042.25
  4. Step 4: Simplify right side
    12,944.67x = 97,839,516.47
  5. Step 5: Solve for x
    x = 97,839,516.47/12,944.67
  6. Step 6: Final answer
    x = 7,558.29

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1.5x scale

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.