Home / 27,383.55-37,788.46-15,284.37

Finding the Fourth Proportional to 27,383.55, 37,788.46 and 15,284.37

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Solution

The fourth proportional to 27,383.55, 37,788.46 and 15,284.37 is: 21,091.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,383.55 : 37,788.46 = 15,284.37 : x
  2. Step 2: Convert to fraction form
    27,383.55/37,788.46 = 15,284.37/x
  3. Step 3: Cross multiply
    27,383.55x = 37,788.46 × 15,284.37
  4. Step 4: Simplify right side
    27,383.55x = 577,572,804.37
  5. Step 5: Solve for x
    x = 577,572,804.37/27,383.55
  6. Step 6: Final answer
    x = 21,091.96

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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.