Home / 19,736.73-29,588.31-8,635.14

Finding the Fourth Proportional to 19,736.73, 29,588.31 and 8,635.14

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Solution

The fourth proportional to 19,736.73, 29,588.31 and 8,635.14 is: 12,945.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,736.73 : 29,588.31 = 8,635.14 : x
  2. Step 2: Convert to fraction form
    19,736.73/29,588.31 = 8,635.14/x
  3. Step 3: Cross multiply
    19,736.73x = 29,588.31 × 8,635.14
  4. Step 4: Simplify right side
    19,736.73x = 255,499,199.21
  5. Step 5: Solve for x
    x = 255,499,199.21/19,736.73
  6. Step 6: Final answer
    x = 12,945.37

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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.