Home / 45,993.49-68,932.52-19,667.28

Finding the Fourth Proportional to 45,993.49, 68,932.52 and 19,667.28

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Solution

The fourth proportional to 45,993.49, 68,932.52 and 19,667.28 is: 29,476.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,993.49 : 68,932.52 = 19,667.28 : x
  2. Step 2: Convert to fraction form
    45,993.49/68,932.52 = 19,667.28/x
  3. Step 3: Cross multiply
    45,993.49x = 68,932.52 × 19,667.28
  4. Step 4: Simplify right side
    45,993.49x = 1,355,714,827.28
  5. Step 5: Solve for x
    x = 1,355,714,827.28/45,993.49
  6. Step 6: Final answer
    x = 29,476.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.