Home / 13,828.05-20,734.79-6,027.75

Finding the Fourth Proportional to 13,828.05, 20,734.79 and 6,027.75

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Solution

The fourth proportional to 13,828.05, 20,734.79 and 6,027.75 is: 9,038.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,828.05 : 20,734.79 = 6,027.75 : x
  2. Step 2: Convert to fraction form
    13,828.05/20,734.79 = 6,027.75/x
  3. Step 3: Cross multiply
    13,828.05x = 20,734.79 × 6,027.75
  4. Step 4: Simplify right side
    13,828.05x = 124,984,100.28
  5. Step 5: Solve for x
    x = 124,984,100.28/13,828.05
  6. Step 6: Final answer
    x = 9,038.45

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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.