Home / 49,348.65-68,102.91-28,124.49

Finding the Fourth Proportional to 49,348.65, 68,102.91 and 28,124.49

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Solution

The fourth proportional to 49,348.65, 68,102.91 and 28,124.49 is: 38,812.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,348.65 : 68,102.91 = 28,124.49 : x
  2. Step 2: Convert to fraction form
    49,348.65/68,102.91 = 28,124.49/x
  3. Step 3: Cross multiply
    49,348.65x = 68,102.91 × 28,124.49
  4. Step 4: Simplify right side
    49,348.65x = 1,915,359,611.27
  5. Step 5: Solve for x
    x = 1,915,359,611.27/49,348.65
  6. Step 6: Final answer
    x = 38,812.81

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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.