Home / 32,736.78-49,085.07-12,722.90

Finding the Fourth Proportional to 32,736.78, 49,085.07 and 12,722.90

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Solution

The fourth proportional to 32,736.78, 49,085.07 and 12,722.90 is: 19,076.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,736.78 : 49,085.07 = 12,722.90 : x
  2. Step 2: Convert to fraction form
    32,736.78/49,085.07 = 12,722.90/x
  3. Step 3: Cross multiply
    32,736.78x = 49,085.07 × 12,722.90
  4. Step 4: Simplify right side
    32,736.78x = 624,504,437.10
  5. Step 5: Solve for x
    x = 624,504,437.10/32,736.78
  6. Step 6: Final answer
    x = 19,076.54

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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.