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Finding the Fourth Proportional to 35,054.37, 48,379.28 and 19,950.71

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Solution

The fourth proportional to 35,054.37, 48,379.28 and 19,950.71 is: 27,534.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,054.37 : 48,379.28 = 19,950.71 : x
  2. Step 2: Convert to fraction form
    35,054.37/48,379.28 = 19,950.71/x
  3. Step 3: Cross multiply
    35,054.37x = 48,379.28 × 19,950.71
  4. Step 4: Simplify right side
    35,054.37x = 965,200,643.64
  5. Step 5: Solve for x
    x = 965,200,643.64/35,054.37
  6. Step 6: Final answer
    x = 27,534.39

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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.