Home / 27,383.83-37,793.58-15,448.27

Finding the Fourth Proportional to 27,383.83, 37,793.58 and 15,448.27

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Solution

The fourth proportional to 27,383.83, 37,793.58 and 15,448.27 is: 21,320.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,383.83 : 37,793.58 = 15,448.27 : x
  2. Step 2: Convert to fraction form
    27,383.83/37,793.58 = 15,448.27/x
  3. Step 3: Cross multiply
    27,383.83x = 37,793.58 × 15,448.27
  4. Step 4: Simplify right side
    27,383.83x = 583,845,428.11
  5. Step 5: Solve for x
    x = 583,845,428.11/27,383.83
  6. Step 6: Final answer
    x = 21,320.81

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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.