Home / 13,911.06-19,197.30-7,623.44

Finding the Fourth Proportional to 13,911.06, 19,197.30 and 7,623.44

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Solution

The fourth proportional to 13,911.06, 19,197.30 and 7,623.44 is: 10,520.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,911.06 : 19,197.30 = 7,623.44 : x
  2. Step 2: Convert to fraction form
    13,911.06/19,197.30 = 7,623.44/x
  3. Step 3: Cross multiply
    13,911.06x = 19,197.30 × 7,623.44
  4. Step 4: Simplify right side
    13,911.06x = 146,349,464.71
  5. Step 5: Solve for x
    x = 146,349,464.71/13,911.06
  6. Step 6: Final answer
    x = 10,520.37

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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.