Home / 19,568.73-27,027.31-12,884.25

Finding the Fourth Proportional to 19,568.73, 27,027.31 and 12,884.25

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Solution

The fourth proportional to 19,568.73, 27,027.31 and 12,884.25 is: 17,795.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,568.73 : 27,027.31 = 12,884.25 : x
  2. Step 2: Convert to fraction form
    19,568.73/27,027.31 = 12,884.25/x
  3. Step 3: Cross multiply
    19,568.73x = 27,027.31 × 12,884.25
  4. Step 4: Simplify right side
    19,568.73x = 348,226,618.87
  5. Step 5: Solve for x
    x = 348,226,618.87/19,568.73
  6. Step 6: Final answer
    x = 17,795.05

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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.