Home / 49,872.65-68,824.26-28,651.91

Finding the Fourth Proportional to 49,872.65, 68,824.26 and 28,651.91

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Solution

The fourth proportional to 49,872.65, 68,824.26 and 28,651.91 is: 39,539.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,872.65 : 68,824.26 = 28,651.91 : x
  2. Step 2: Convert to fraction form
    49,872.65/68,824.26 = 28,651.91/x
  3. Step 3: Cross multiply
    49,872.65x = 68,824.26 × 28,651.91
  4. Step 4: Simplify right side
    49,872.65x = 1,971,946,159.22
  5. Step 5: Solve for x
    x = 1,971,946,159.22/49,872.65
  6. Step 6: Final answer
    x = 39,539.63

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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.