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Finding the Fourth Proportional to 35,245.51, 48,639.44 and 19,329.82

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Solution

The fourth proportional to 35,245.51, 48,639.44 and 19,329.82 is: 26,675.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,245.51 : 48,639.44 = 19,329.82 : x
  2. Step 2: Convert to fraction form
    35,245.51/48,639.44 = 19,329.82/x
  3. Step 3: Cross multiply
    35,245.51x = 48,639.44 × 19,329.82
  4. Step 4: Simplify right side
    35,245.51x = 940,191,620.10
  5. Step 5: Solve for x
    x = 940,191,620.10/35,245.51
  6. Step 6: Final answer
    x = 26,675.50

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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.