Home / 52,463.78-78,672.51-15,015.33

Finding the Fourth Proportional to 52,463.78, 78,672.51 and 15,015.33

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Solution

The fourth proportional to 52,463.78, 78,672.51 and 15,015.33 is: 22,516.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,463.78 : 78,672.51 = 15,015.33 : x
  2. Step 2: Convert to fraction form
    52,463.78/78,672.51 = 15,015.33/x
  3. Step 3: Cross multiply
    52,463.78x = 78,672.51 × 15,015.33
  4. Step 4: Simplify right side
    52,463.78x = 1,181,293,699.58
  5. Step 5: Solve for x
    x = 1,181,293,699.58/52,463.78
  6. Step 6: Final answer
    x = 22,516.37

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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.