Home / 13,204.11-19,792.82-8,277.20

Finding the Fourth Proportional to 13,204.11, 19,792.82 and 8,277.20

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Solution

The fourth proportional to 13,204.11, 19,792.82 and 8,277.20 is: 12,407.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,204.11 : 19,792.82 = 8,277.20 : x
  2. Step 2: Convert to fraction form
    13,204.11/19,792.82 = 8,277.20/x
  3. Step 3: Cross multiply
    13,204.11x = 19,792.82 × 8,277.20
  4. Step 4: Simplify right side
    13,204.11x = 163,829,236.99
  5. Step 5: Solve for x
    x = 163,829,236.99/13,204.11
  6. Step 6: Final answer
    x = 12,407.44

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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.