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Finding the Fourth Proportional to 34,863.95, 48,112.11 and 19,759.48

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Solution

The fourth proportional to 34,863.95, 48,112.11 and 19,759.48 is: 27,268.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,863.95 : 48,112.11 = 19,759.48 : x
  2. Step 2: Convert to fraction form
    34,863.95/48,112.11 = 19,759.48/x
  3. Step 3: Cross multiply
    34,863.95x = 48,112.11 × 19,759.48
  4. Step 4: Simplify right side
    34,863.95x = 950,670,155.02
  5. Step 5: Solve for x
    x = 950,670,155.02/34,863.95
  6. Step 6: Final answer
    x = 27,268.00

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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.