Home / 13,346.73-19,992.75-7,491.06

Finding the Fourth Proportional to 13,346.73, 19,992.75 and 7,491.06

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Solution

The fourth proportional to 13,346.73, 19,992.75 and 7,491.06 is: 11,221.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,346.73 : 19,992.75 = 7,491.06 : x
  2. Step 2: Convert to fraction form
    13,346.73/19,992.75 = 7,491.06/x
  3. Step 3: Cross multiply
    13,346.73x = 19,992.75 × 7,491.06
  4. Step 4: Simplify right side
    13,346.73x = 149,766,889.82
  5. Step 5: Solve for x
    x = 149,766,889.82/13,346.73
  6. Step 6: Final answer
    x = 11,221.24

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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.