Home / 12,914.24-19,371.11-3,554.24

Finding the Fourth Proportional to 12,914.24, 19,371.11 and 3,554.24

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Solution

The fourth proportional to 12,914.24, 19,371.11 and 3,554.24 is: 5,331.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,914.24 : 19,371.11 = 3,554.24 : x
  2. Step 2: Convert to fraction form
    12,914.24/19,371.11 = 3,554.24/x
  3. Step 3: Cross multiply
    12,914.24x = 19,371.11 × 3,554.24
  4. Step 4: Simplify right side
    12,914.24x = 68,849,459.38
  5. Step 5: Solve for x
    x = 68,849,459.38/12,914.24
  6. Step 6: Final answer
    x = 5,331.28

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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.