Home / 35,310.62-48,728.76-19,395.38

Finding the Fourth Proportional to 35,310.62, 48,728.76 and 19,395.38

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Solution

The fourth proportional to 35,310.62, 48,728.76 and 19,395.38 is: 26,765.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,310.62 : 48,728.76 = 19,395.38 : x
  2. Step 2: Convert to fraction form
    35,310.62/48,728.76 = 19,395.38/x
  3. Step 3: Cross multiply
    35,310.62x = 48,728.76 × 19,395.38
  4. Step 4: Simplify right side
    35,310.62x = 945,112,817.13
  5. Step 5: Solve for x
    x = 945,112,817.13/35,310.62
  6. Step 6: Final answer
    x = 26,765.68

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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.