Home / 35,804.20-49,408.38-19,887.88

Finding the Fourth Proportional to 35,804.20, 49,408.38 and 19,887.88

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Solution

The fourth proportional to 35,804.20, 49,408.38 and 19,887.88 is: 27,444.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,804.20 : 49,408.38 = 19,887.88 : x
  2. Step 2: Convert to fraction form
    35,804.20/49,408.38 = 19,887.88/x
  3. Step 3: Cross multiply
    35,804.20x = 49,408.38 × 19,887.88
  4. Step 4: Simplify right side
    35,804.20x = 982,627,932.43
  5. Step 5: Solve for x
    x = 982,627,932.43/35,804.20
  6. Step 6: Final answer
    x = 27,444.49

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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.