Home / 51,474.00-71,035.62-28,812.92

Finding the Fourth Proportional to 51,474.00, 71,035.62 and 28,812.92

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Solution

The fourth proportional to 51,474.00, 71,035.62 and 28,812.92 is: 39,762.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,474.00 : 71,035.62 = 28,812.92 : x
  2. Step 2: Convert to fraction form
    51,474.00/71,035.62 = 28,812.92/x
  3. Step 3: Cross multiply
    51,474.00x = 71,035.62 × 28,812.92
  4. Step 4: Simplify right side
    51,474.00x = 2,046,743,172.98
  5. Step 5: Solve for x
    x = 2,046,743,172.98/51,474.00
  6. Step 6: Final answer
    x = 39,762.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.