Home / 19,977.49-27,568.01-11,473.63

Finding the Fourth Proportional to 19,977.49, 27,568.01 and 11,473.63

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Solution

The fourth proportional to 19,977.49, 27,568.01 and 11,473.63 is: 15,833.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,977.49 : 27,568.01 = 11,473.63 : x
  2. Step 2: Convert to fraction form
    19,977.49/27,568.01 = 11,473.63/x
  3. Step 3: Cross multiply
    19,977.49x = 27,568.01 × 11,473.63
  4. Step 4: Simplify right side
    19,977.49x = 316,305,146.58
  5. Step 5: Solve for x
    x = 316,305,146.58/19,977.49
  6. Step 6: Final answer
    x = 15,833.08

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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.