Home / 38,372.40-57,544.02-18,361.35

Finding the Fourth Proportional to 38,372.40, 57,544.02 and 18,361.35

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Solution

The fourth proportional to 38,372.40, 57,544.02 and 18,361.35 is: 27,535.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,372.40 : 57,544.02 = 18,361.35 : x
  2. Step 2: Convert to fraction form
    38,372.40/57,544.02 = 18,361.35/x
  3. Step 3: Cross multiply
    38,372.40x = 57,544.02 × 18,361.35
  4. Step 4: Simplify right side
    38,372.40x = 1,056,585,891.63
  5. Step 5: Solve for x
    x = 1,056,585,891.63/38,372.40
  6. Step 6: Final answer
    x = 27,535.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.