Home / 35,612.83-49,144.33-19,697.55

Finding the Fourth Proportional to 35,612.83, 49,144.33 and 19,697.55

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Solution

The fourth proportional to 35,612.83, 49,144.33 and 19,697.55 is: 27,181.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,612.83 : 49,144.33 = 19,697.55 : x
  2. Step 2: Convert to fraction form
    35,612.83/49,144.33 = 19,697.55/x
  3. Step 3: Cross multiply
    35,612.83x = 49,144.33 × 19,697.55
  4. Step 4: Simplify right side
    35,612.83x = 968,022,897.39
  5. Step 5: Solve for x
    x = 968,022,897.39/35,612.83
  6. Step 6: Final answer
    x = 27,181.86

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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.