Home / 13,916.26-19,193.24-12,234.07

Finding the Fourth Proportional to 13,916.26, 19,193.24 and 12,234.07

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Solution

The fourth proportional to 13,916.26, 19,193.24 and 12,234.07 is: 16,873.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,916.26 : 19,193.24 = 12,234.07 : x
  2. Step 2: Convert to fraction form
    13,916.26/19,193.24 = 12,234.07/x
  3. Step 3: Cross multiply
    13,916.26x = 19,193.24 × 12,234.07
  4. Step 4: Simplify right side
    13,916.26x = 234,811,284.55
  5. Step 5: Solve for x
    x = 234,811,284.55/13,916.26
  6. Step 6: Final answer
    x = 16,873.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.