Home / 27,732.54-38,270.82-15,795.84

Finding the Fourth Proportional to 27,732.54, 38,270.82 and 15,795.84

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Solution

The fourth proportional to 27,732.54, 38,270.82 and 15,795.84 is: 21,798.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,732.54 : 38,270.82 = 15,795.84 : x
  2. Step 2: Convert to fraction form
    27,732.54/38,270.82 = 15,795.84/x
  3. Step 3: Cross multiply
    27,732.54x = 38,270.82 × 15,795.84
  4. Step 4: Simplify right side
    27,732.54x = 604,519,749.39
  5. Step 5: Solve for x
    x = 604,519,749.39/27,732.54
  6. Step 6: Final answer
    x = 21,798.21

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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.