Home / 27,732.44-38,265.44-15,795.51

Finding the Fourth Proportional to 27,732.44, 38,265.44 and 15,795.51

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Solution

The fourth proportional to 27,732.44, 38,265.44 and 15,795.51 is: 21,794.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,732.44 : 38,265.44 = 15,795.51 : x
  2. Step 2: Convert to fraction form
    27,732.44/38,265.44 = 15,795.51/x
  3. Step 3: Cross multiply
    27,732.44x = 38,265.44 × 15,795.51
  4. Step 4: Simplify right side
    27,732.44x = 604,422,140.17
  5. Step 5: Solve for x
    x = 604,422,140.17/27,732.44
  6. Step 6: Final answer
    x = 21,794.77

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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.