Home / 33,125.65-49,683.60-10,939.75

Finding the Fourth Proportional to 33,125.65, 49,683.60 and 10,939.75

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Solution

The fourth proportional to 33,125.65, 49,683.60 and 10,939.75 is: 16,408.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,125.65 : 49,683.60 = 10,939.75 : x
  2. Step 2: Convert to fraction form
    33,125.65/49,683.60 = 10,939.75/x
  3. Step 3: Cross multiply
    33,125.65x = 49,683.60 × 10,939.75
  4. Step 4: Simplify right side
    33,125.65x = 543,526,038.89
  5. Step 5: Solve for x
    x = 543,526,038.89/33,125.65
  6. Step 6: Final answer
    x = 16,408.01

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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.