Home / 49,937.57-68,915.91-28,716.84

Finding the Fourth Proportional to 49,937.57, 68,915.91 and 28,716.84

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Solution

The fourth proportional to 49,937.57, 68,915.91 and 28,716.84 is: 39,630.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,937.57 : 68,915.91 = 28,716.84 : x
  2. Step 2: Convert to fraction form
    49,937.57/68,915.91 = 28,716.84/x
  3. Step 3: Cross multiply
    49,937.57x = 68,915.91 × 28,716.84
  4. Step 4: Simplify right side
    49,937.57x = 1,979,047,125.03
  5. Step 5: Solve for x
    x = 1,979,047,125.03/49,937.57
  6. Step 6: Final answer
    x = 39,630.42

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1.5x scale

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.