Home / 49,272.94-68,002.06-28,048.78

Finding the Fourth Proportional to 49,272.94, 68,002.06 and 28,048.78

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Solution

The fourth proportional to 49,272.94, 68,002.06 and 28,048.78 is: 38,710.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,272.94 : 68,002.06 = 28,048.78 : x
  2. Step 2: Convert to fraction form
    49,272.94/68,002.06 = 28,048.78/x
  3. Step 3: Cross multiply
    49,272.94x = 68,002.06 × 28,048.78
  4. Step 4: Simplify right side
    49,272.94x = 1,907,374,820.49
  5. Step 5: Solve for x
    x = 1,907,374,820.49/49,272.94
  6. Step 6: Final answer
    x = 38,710.39

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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.