Home / 35,122.06-48,466.74-20,015.38

Finding the Fourth Proportional to 35,122.06, 48,466.74 and 20,015.38

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Solution

The fourth proportional to 35,122.06, 48,466.74 and 20,015.38 is: 27,620.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,122.06 : 48,466.74 = 20,015.38 : x
  2. Step 2: Convert to fraction form
    35,122.06/48,466.74 = 20,015.38/x
  3. Step 3: Cross multiply
    35,122.06x = 48,466.74 × 20,015.38
  4. Step 4: Simplify right side
    35,122.06x = 970,080,218.46
  5. Step 5: Solve for x
    x = 970,080,218.46/35,122.06
  6. Step 6: Final answer
    x = 27,620.25

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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.