Home / 13,905.73-20,845.89-6,003.30

Finding the Fourth Proportional to 13,905.73, 20,845.89 and 6,003.30

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Solution

The fourth proportional to 13,905.73, 20,845.89 and 6,003.30 is: 8,999.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,905.73 : 20,845.89 = 6,003.30 : x
  2. Step 2: Convert to fraction form
    13,905.73/20,845.89 = 6,003.30/x
  3. Step 3: Cross multiply
    13,905.73x = 20,845.89 × 6,003.30
  4. Step 4: Simplify right side
    13,905.73x = 125,144,209.61
  5. Step 5: Solve for x
    x = 125,144,209.61/13,905.73
  6. Step 6: Final answer
    x = 8,999.47

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1.5x scale

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.