Home / 13,834.98-19,093.53-7,866.63

Finding the Fourth Proportional to 13,834.98, 19,093.53 and 7,866.63

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Solution

The fourth proportional to 13,834.98, 19,093.53 and 7,866.63 is: 10,856.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,834.98 : 19,093.53 = 7,866.63 : x
  2. Step 2: Convert to fraction form
    13,834.98/19,093.53 = 7,866.63/x
  3. Step 3: Cross multiply
    13,834.98x = 19,093.53 × 7,866.63
  4. Step 4: Simplify right side
    13,834.98x = 150,201,735.90
  5. Step 5: Solve for x
    x = 150,201,735.90/13,834.98
  6. Step 6: Final answer
    x = 10,856.66

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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.