Home / 49,772.61-68,685.57-28,551.42

Finding the Fourth Proportional to 49,772.61, 68,685.57 and 28,551.42

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Solution

The fourth proportional to 49,772.61, 68,685.57 and 28,551.42 is: 39,400.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,772.61 : 68,685.57 = 28,551.42 : x
  2. Step 2: Convert to fraction form
    49,772.61/68,685.57 = 28,551.42/x
  3. Step 3: Cross multiply
    49,772.61x = 68,685.57 × 28,551.42
  4. Step 4: Simplify right side
    49,772.61x = 1,961,070,557.01
  5. Step 5: Solve for x
    x = 1,961,070,557.01/49,772.61
  6. Step 6: Final answer
    x = 39,400.60

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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.