Home / 38,054.12-57,066.48-13,089.44

Finding the Fourth Proportional to 38,054.12, 57,066.48 and 13,089.44

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Solution

The fourth proportional to 38,054.12, 57,066.48 and 13,089.44 is: 19,629.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,054.12 : 57,066.48 = 13,089.44 : x
  2. Step 2: Convert to fraction form
    38,054.12/57,066.48 = 13,089.44/x
  3. Step 3: Cross multiply
    38,054.12x = 57,066.48 × 13,089.44
  4. Step 4: Simplify right side
    38,054.12x = 746,968,265.97
  5. Step 5: Solve for x
    x = 746,968,265.97/38,054.12
  6. Step 6: Final answer
    x = 19,629.10

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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.