Home / 27,308.82-37,697.80-18,361.49

Finding the Fourth Proportional to 27,308.82, 37,697.80 and 18,361.49

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Solution

The fourth proportional to 27,308.82, 37,697.80 and 18,361.49 is: 25,346.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,308.82 : 37,697.80 = 18,361.49 : x
  2. Step 2: Convert to fraction form
    27,308.82/37,697.80 = 18,361.49/x
  3. Step 3: Cross multiply
    27,308.82x = 37,697.80 × 18,361.49
  4. Step 4: Simplify right side
    27,308.82x = 692,187,826.06
  5. Step 5: Solve for x
    x = 692,187,826.06/27,308.82
  6. Step 6: Final answer
    x = 25,346.68

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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.