Home / 51,651.94-71,282.01-40,454.50

Finding the Fourth Proportional to 51,651.94, 71,282.01 and 40,454.50

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Solution

The fourth proportional to 51,651.94, 71,282.01 and 40,454.50 is: 55,829.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,651.94 : 71,282.01 = 40,454.50 : x
  2. Step 2: Convert to fraction form
    51,651.94/71,282.01 = 40,454.50/x
  3. Step 3: Cross multiply
    51,651.94x = 71,282.01 × 40,454.50
  4. Step 4: Simplify right side
    51,651.94x = 2,883,678,073.55
  5. Step 5: Solve for x
    x = 2,883,678,073.55/51,651.94
  6. Step 6: Final answer
    x = 55,829.04

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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.