Home / 36,001.06-49,683.85-20,085.85

Finding the Fourth Proportional to 36,001.06, 49,683.85 and 20,085.85

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Solution

The fourth proportional to 36,001.06, 49,683.85 and 20,085.85 is: 27,719.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,001.06 : 49,683.85 = 20,085.85 : x
  2. Step 2: Convert to fraction form
    36,001.06/49,683.85 = 20,085.85/x
  3. Step 3: Cross multiply
    36,001.06x = 49,683.85 × 20,085.85
  4. Step 4: Simplify right side
    36,001.06x = 997,942,090.94
  5. Step 5: Solve for x
    x = 997,942,090.94/36,001.06
  6. Step 6: Final answer
    x = 27,719.80

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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.