Home / 52,343.43-78,467.64-19,039.96

Finding the Fourth Proportional to 52,343.43, 78,467.64 and 19,039.96

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Solution

The fourth proportional to 52,343.43, 78,467.64 and 19,039.96 is: 28,542.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,343.43 : 78,467.64 = 19,039.96 : x
  2. Step 2: Convert to fraction form
    52,343.43/78,467.64 = 19,039.96/x
  3. Step 3: Cross multiply
    52,343.43x = 78,467.64 × 19,039.96
  4. Step 4: Simplify right side
    52,343.43x = 1,494,020,239.36
  5. Step 5: Solve for x
    x = 1,494,020,239.36/52,343.43
  6. Step 6: Final answer
    x = 28,542.65

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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.