Home / 19,844.60-27,383.67-11,345.00

Finding the Fourth Proportional to 19,844.60, 27,383.67 and 11,345.00

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Solution

The fourth proportional to 19,844.60, 27,383.67 and 11,345.00 is: 15,655.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,844.60 : 27,383.67 = 11,345.00 : x
  2. Step 2: Convert to fraction form
    19,844.60/27,383.67 = 11,345.00/x
  3. Step 3: Cross multiply
    19,844.60x = 27,383.67 × 11,345.00
  4. Step 4: Simplify right side
    19,844.60x = 310,667,599.23
  5. Step 5: Solve for x
    x = 310,667,599.23/19,844.60
  6. Step 6: Final answer
    x = 15,655.02

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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.