Home / 35,968.44-49,639.14-20,860.98

Finding the Fourth Proportional to 35,968.44, 49,639.14 and 20,860.98

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Solution

The fourth proportional to 35,968.44, 49,639.14 and 20,860.98 is: 28,789.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,968.44 : 49,639.14 = 20,860.98 : x
  2. Step 2: Convert to fraction form
    35,968.44/49,639.14 = 20,860.98/x
  3. Step 3: Cross multiply
    35,968.44x = 49,639.14 × 20,860.98
  4. Step 4: Simplify right side
    35,968.44x = 1,035,521,106.76
  5. Step 5: Solve for x
    x = 1,035,521,106.76/35,968.44
  6. Step 6: Final answer
    x = 28,789.71

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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.