Home / 36,798.08-50,773.44-20,881.28

Finding the Fourth Proportional to 36,798.08, 50,773.44 and 20,881.28

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Solution

The fourth proportional to 36,798.08, 50,773.44 and 20,881.28 is: 28,811.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,798.08 : 50,773.44 = 20,881.28 : x
  2. Step 2: Convert to fraction form
    36,798.08/50,773.44 = 20,881.28/x
  3. Step 3: Cross multiply
    36,798.08x = 50,773.44 × 20,881.28
  4. Step 4: Simplify right side
    36,798.08x = 1,060,214,417.20
  5. Step 5: Solve for x
    x = 1,060,214,417.20/36,798.08
  6. Step 6: Final answer
    x = 28,811.68

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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.