Home / 36,289.51-50,076.75-20,370.85

Finding the Fourth Proportional to 36,289.51, 50,076.75 and 20,370.85

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Solution

The fourth proportional to 36,289.51, 50,076.75 and 20,370.85 is: 28,110.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,289.51 : 50,076.75 = 20,370.85 : x
  2. Step 2: Convert to fraction form
    36,289.51/50,076.75 = 20,370.85/x
  3. Step 3: Cross multiply
    36,289.51x = 50,076.75 × 20,370.85
  4. Step 4: Simplify right side
    36,289.51x = 1,020,105,962.74
  5. Step 5: Solve for x
    x = 1,020,105,962.74/36,289.51
  6. Step 6: Final answer
    x = 28,110.22

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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.