Home / 36,645.74-50,571.39-19,878.86

Finding the Fourth Proportional to 36,645.74, 50,571.39 and 19,878.86

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Solution

The fourth proportional to 36,645.74, 50,571.39 and 19,878.86 is: 27,432.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,645.74 : 50,571.39 = 19,878.86 : x
  2. Step 2: Convert to fraction form
    36,645.74/50,571.39 = 19,878.86/x
  3. Step 3: Cross multiply
    36,645.74x = 50,571.39 × 19,878.86
  4. Step 4: Simplify right side
    36,645.74x = 1,005,301,581.82
  5. Step 5: Solve for x
    x = 1,005,301,581.82/36,645.74
  6. Step 6: Final answer
    x = 27,432.97

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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.