Home / 36,076.14-49,784.76-20,160.18

Finding the Fourth Proportional to 36,076.14, 49,784.76 and 20,160.18

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Solution

The fourth proportional to 36,076.14, 49,784.76 and 20,160.18 is: 27,820.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,076.14 : 49,784.76 = 20,160.18 : x
  2. Step 2: Convert to fraction form
    36,076.14/49,784.76 = 20,160.18/x
  3. Step 3: Cross multiply
    36,076.14x = 49,784.76 × 20,160.18
  4. Step 4: Simplify right side
    36,076.14x = 1,003,669,722.86
  5. Step 5: Solve for x
    x = 1,003,669,722.86/36,076.14
  6. Step 6: Final answer
    x = 27,820.87

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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.