Home / 35,803.98-49,407.36-19,887.48

Finding the Fourth Proportional to 35,803.98, 49,407.36 and 19,887.48

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Solution

The fourth proportional to 35,803.98, 49,407.36 and 19,887.48 is: 27,443.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,803.98 : 49,407.36 = 19,887.48 : x
  2. Step 2: Convert to fraction form
    35,803.98/49,407.36 = 19,887.48/x
  3. Step 3: Cross multiply
    35,803.98x = 49,407.36 × 19,887.48
  4. Step 4: Simplify right side
    35,803.98x = 982,587,883.85
  5. Step 5: Solve for x
    x = 982,587,883.85/35,803.98
  6. Step 6: Final answer
    x = 27,443.54

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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.