Home / 35,803.64-49,409.70-19,889.56

Finding the Fourth Proportional to 35,803.64, 49,409.70 and 19,889.56

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Solution

The fourth proportional to 35,803.64, 49,409.70 and 19,889.56 is: 27,447.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,803.64 : 49,409.70 = 19,889.56 : x
  2. Step 2: Convert to fraction form
    35,803.64/49,409.70 = 19,889.56/x
  3. Step 3: Cross multiply
    35,803.64x = 49,409.70 × 19,889.56
  4. Step 4: Simplify right side
    35,803.64x = 982,737,192.73
  5. Step 5: Solve for x
    x = 982,737,192.73/35,803.64
  6. Step 6: Final answer
    x = 27,447.97

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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.