Home / 33,281.47-49,893.03-12,519.55

Finding the Fourth Proportional to 33,281.47, 49,893.03 and 12,519.55

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Solution

The fourth proportional to 33,281.47, 49,893.03 and 12,519.55 is: 18,768.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,281.47 : 49,893.03 = 12,519.55 : x
  2. Step 2: Convert to fraction form
    33,281.47/49,893.03 = 12,519.55/x
  3. Step 3: Cross multiply
    33,281.47x = 49,893.03 × 12,519.55
  4. Step 4: Simplify right side
    33,281.47x = 624,638,283.74
  5. Step 5: Solve for x
    x = 624,638,283.74/33,281.47
  6. Step 6: Final answer
    x = 18,768.35

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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.