Home / 33,007.85-49,393.50-28,580.80

Finding the Fourth Proportional to 33,007.85, 49,393.50 and 28,580.80

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Solution

The fourth proportional to 33,007.85, 49,393.50 and 28,580.80 is: 42,768.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,007.85 : 49,393.50 = 28,580.80 : x
  2. Step 2: Convert to fraction form
    33,007.85/49,393.50 = 28,580.80/x
  3. Step 3: Cross multiply
    33,007.85x = 49,393.50 × 28,580.80
  4. Step 4: Simplify right side
    33,007.85x = 1,411,705,497.83
  5. Step 5: Solve for x
    x = 1,411,705,497.83/33,007.85
  6. Step 6: Final answer
    x = 42,768.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.