Home / 34,361.56-47,422.86-19,258.28

Finding the Fourth Proportional to 34,361.56, 47,422.86 and 19,258.28

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Solution

The fourth proportional to 34,361.56, 47,422.86 and 19,258.28 is: 26,578.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,361.56 : 47,422.86 = 19,258.28 : x
  2. Step 2: Convert to fraction form
    34,361.56/47,422.86 = 19,258.28/x
  3. Step 3: Cross multiply
    34,361.56x = 47,422.86 × 19,258.28
  4. Step 4: Simplify right side
    34,361.56x = 913,282,716.28
  5. Step 5: Solve for x
    x = 913,282,716.28/34,361.56
  6. Step 6: Final answer
    x = 26,578.62

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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.