Home / 52,010.49-78,019.23-18,272.41

Finding the Fourth Proportional to 52,010.49, 78,019.23 and 18,272.41

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Solution

The fourth proportional to 52,010.49, 78,019.23 and 18,272.41 is: 27,409.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,010.49 : 78,019.23 = 18,272.41 : x
  2. Step 2: Convert to fraction form
    52,010.49/78,019.23 = 18,272.41/x
  3. Step 3: Cross multiply
    52,010.49x = 78,019.23 × 18,272.41
  4. Step 4: Simplify right side
    52,010.49x = 1,425,598,922.67
  5. Step 5: Solve for x
    x = 1,425,598,922.67/52,010.49
  6. Step 6: Final answer
    x = 27,409.83

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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.