Home / 12,383.15-18,580.22-5,002.02

Finding the Fourth Proportional to 12,383.15, 18,580.22 and 5,002.02

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Solution

The fourth proportional to 12,383.15, 18,580.22 and 5,002.02 is: 7,505.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,383.15 : 18,580.22 = 5,002.02 : x
  2. Step 2: Convert to fraction form
    12,383.15/18,580.22 = 5,002.02/x
  3. Step 3: Cross multiply
    12,383.15x = 18,580.22 × 5,002.02
  4. Step 4: Simplify right side
    12,383.15x = 92,938,607.03
  5. Step 5: Solve for x
    x = 92,938,607.03/12,383.15
  6. Step 6: Final answer
    x = 7,505.25

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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.