Home / 48,305.82-66,631.35-34,896.78

Finding the Fourth Proportional to 48,305.82, 66,631.35 and 34,896.78

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Solution

The fourth proportional to 48,305.82, 66,631.35 and 34,896.78 is: 48,135.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,305.82 : 66,631.35 = 34,896.78 : x
  2. Step 2: Convert to fraction form
    48,305.82/66,631.35 = 34,896.78/x
  3. Step 3: Cross multiply
    48,305.82x = 66,631.35 × 34,896.78
  4. Step 4: Simplify right side
    48,305.82x = 2,325,219,562.05
  5. Step 5: Solve for x
    x = 2,325,219,562.05/48,305.82
  6. Step 6: Final answer
    x = 48,135.39

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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.