Home / 35,016.67-48,321.04-19,907.20

Finding the Fourth Proportional to 35,016.67, 48,321.04 and 19,907.20

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Solution

The fourth proportional to 35,016.67, 48,321.04 and 19,907.20 is: 27,470.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,016.67 : 48,321.04 = 19,907.20 : x
  2. Step 2: Convert to fraction form
    35,016.67/48,321.04 = 19,907.20/x
  3. Step 3: Cross multiply
    35,016.67x = 48,321.04 × 19,907.20
  4. Step 4: Simplify right side
    35,016.67x = 961,936,266.35
  5. Step 5: Solve for x
    x = 961,936,266.35/35,016.67
  6. Step 6: Final answer
    x = 27,470.81

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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.