Home / 27,383.33-37,792.89-15,447.77

Finding the Fourth Proportional to 27,383.33, 37,792.89 and 15,447.77

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Solution

The fourth proportional to 27,383.33, 37,792.89 and 15,447.77 is: 21,320.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,383.33 : 37,792.89 = 15,447.77 : x
  2. Step 2: Convert to fraction form
    27,383.33/37,792.89 = 15,447.77/x
  3. Step 3: Cross multiply
    27,383.33x = 37,792.89 × 15,447.77
  4. Step 4: Simplify right side
    27,383.33x = 583,815,872.36
  5. Step 5: Solve for x
    x = 583,815,872.36/27,383.33
  6. Step 6: Final answer
    x = 21,320.12

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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.