Home / 48,762.73-73,137.61-19,172.62

Finding the Fourth Proportional to 48,762.73, 73,137.61 and 19,172.62

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Solution

The fourth proportional to 48,762.73, 73,137.61 and 19,172.62 is: 28,756.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,762.73 : 73,137.61 = 19,172.62 : x
  2. Step 2: Convert to fraction form
    48,762.73/73,137.61 = 19,172.62/x
  3. Step 3: Cross multiply
    48,762.73x = 73,137.61 × 19,172.62
  4. Step 4: Simplify right side
    48,762.73x = 1,402,239,604.24
  5. Step 5: Solve for x
    x = 1,402,239,604.24/48,762.73
  6. Step 6: Final answer
    x = 28,756.38

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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.