Home / 14,192.36-19,604.58-12,867.56

Finding the Fourth Proportional to 14,192.36, 19,604.58 and 12,867.56

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Solution

The fourth proportional to 14,192.36, 19,604.58 and 12,867.56 is: 17,774.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,192.36 : 19,604.58 = 12,867.56 : x
  2. Step 2: Convert to fraction form
    14,192.36/19,604.58 = 12,867.56/x
  3. Step 3: Cross multiply
    14,192.36x = 19,604.58 × 12,867.56
  4. Step 4: Simplify right side
    14,192.36x = 252,263,109.42
  5. Step 5: Solve for x
    x = 252,263,109.42/14,192.36
  6. Step 6: Final answer
    x = 17,774.57

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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.