Home / 51,790.50-77,687.42-14,350.94

Finding the Fourth Proportional to 51,790.50, 77,687.42 and 14,350.94

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Solution

The fourth proportional to 51,790.50, 77,687.42 and 14,350.94 is: 21,526.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,790.50 : 77,687.42 = 14,350.94 : x
  2. Step 2: Convert to fraction form
    51,790.50/77,687.42 = 14,350.94/x
  3. Step 3: Cross multiply
    51,790.50x = 77,687.42 × 14,350.94
  4. Step 4: Simplify right side
    51,790.50x = 1,114,887,042.98
  5. Step 5: Solve for x
    x = 1,114,887,042.98/51,790.50
  6. Step 6: Final answer
    x = 21,526.86

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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.