Home / 27,733.56-38,266.99-15,796.64

Finding the Fourth Proportional to 27,733.56, 38,266.99 and 15,796.64

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Solution

The fourth proportional to 27,733.56, 38,266.99 and 15,796.64 is: 21,796.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,733.56 : 38,266.99 = 15,796.64 : x
  2. Step 2: Convert to fraction form
    27,733.56/38,266.99 = 15,796.64/x
  3. Step 3: Cross multiply
    27,733.56x = 38,266.99 × 15,796.64
  4. Step 4: Simplify right side
    27,733.56x = 604,489,864.91
  5. Step 5: Solve for x
    x = 604,489,864.91/27,733.56
  6. Step 6: Final answer
    x = 21,796.33

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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.