Home / 27,418.64-37,851.96-19,020.56

Finding the Fourth Proportional to 27,418.64, 37,851.96 and 19,020.56

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Solution

The fourth proportional to 27,418.64, 37,851.96 and 19,020.56 is: 26,258.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,418.64 : 37,851.96 = 19,020.56 : x
  2. Step 2: Convert to fraction form
    27,418.64/37,851.96 = 19,020.56/x
  3. Step 3: Cross multiply
    27,418.64x = 37,851.96 × 19,020.56
  4. Step 4: Simplify right side
    27,418.64x = 719,965,476.30
  5. Step 5: Solve for x
    x = 719,965,476.30/27,418.64
  6. Step 6: Final answer
    x = 26,258.25

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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.