Home / 13,204.44-19,885.05-11,493.72

Finding the Fourth Proportional to 13,204.44, 19,885.05 and 11,493.72

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Solution

The fourth proportional to 13,204.44, 19,885.05 and 11,493.72 is: 17,308.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,204.44 : 19,885.05 = 11,493.72 : x
  2. Step 2: Convert to fraction form
    13,204.44/19,885.05 = 11,493.72/x
  3. Step 3: Cross multiply
    13,204.44x = 19,885.05 × 11,493.72
  4. Step 4: Simplify right side
    13,204.44x = 228,553,196.89
  5. Step 5: Solve for x
    x = 228,553,196.89/13,204.44
  6. Step 6: Final answer
    x = 17,308.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.