Home / 27,414.73-37,828.27-15,477.81

Finding the Fourth Proportional to 27,414.73, 37,828.27 and 15,477.81

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Solution

The fourth proportional to 27,414.73, 37,828.27 and 15,477.81 is: 21,357.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,414.73 : 37,828.27 = 15,477.81 : x
  2. Step 2: Convert to fraction form
    27,414.73/37,828.27 = 15,477.81/x
  3. Step 3: Cross multiply
    27,414.73x = 37,828.27 × 15,477.81
  4. Step 4: Simplify right side
    27,414.73x = 585,498,672.51
  5. Step 5: Solve for x
    x = 585,498,672.51/27,414.73
  6. Step 6: Final answer
    x = 21,357.08

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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.