Home / 12,933.18-19,394.91-10,192.14

Finding the Fourth Proportional to 12,933.18, 19,394.91 and 10,192.14

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Solution

The fourth proportional to 12,933.18, 19,394.91 and 10,192.14 is: 15,284.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,933.18 : 19,394.91 = 10,192.14 : x
  2. Step 2: Convert to fraction form
    12,933.18/19,394.91 = 10,192.14/x
  3. Step 3: Cross multiply
    12,933.18x = 19,394.91 × 10,192.14
  4. Step 4: Simplify right side
    12,933.18x = 197,675,638.01
  5. Step 5: Solve for x
    x = 197,675,638.01/12,933.18
  6. Step 6: Final answer
    x = 15,284.38

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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.