Home / 38,268.88-57,403.24-10,188.94

Finding the Fourth Proportional to 38,268.88, 57,403.24 and 10,188.94

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Solution

The fourth proportional to 38,268.88, 57,403.24 and 10,188.94 is: 15,283.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,268.88 : 57,403.24 = 10,188.94 : x
  2. Step 2: Convert to fraction form
    38,268.88/57,403.24 = 10,188.94/x
  3. Step 3: Cross multiply
    38,268.88x = 57,403.24 × 10,188.94
  4. Step 4: Simplify right side
    38,268.88x = 584,878,168.17
  5. Step 5: Solve for x
    x = 584,878,168.17/38,268.88
  6. Step 6: Final answer
    x = 15,283.39

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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.