Home / 13,887.85-20,835.03-4,027.33

Finding the Fourth Proportional to 13,887.85, 20,835.03 and 4,027.33

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Solution

The fourth proportional to 13,887.85, 20,835.03 and 4,027.33 is: 6,041.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,887.85 : 20,835.03 = 4,027.33 : x
  2. Step 2: Convert to fraction form
    13,887.85/20,835.03 = 4,027.33/x
  3. Step 3: Cross multiply
    13,887.85x = 20,835.03 × 4,027.33
  4. Step 4: Simplify right side
    13,887.85x = 83,909,541.37
  5. Step 5: Solve for x
    x = 83,909,541.37/13,887.85
  6. Step 6: Final answer
    x = 6,041.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.