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Finding the Fourth Proportional to 46,667.67, 69,979.61 and 17,064.80

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Solution

The fourth proportional to 46,667.67, 69,979.61 and 17,064.80 is: 25,589.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,667.67 : 69,979.61 = 17,064.80 : x
  2. Step 2: Convert to fraction form
    46,667.67/69,979.61 = 17,064.80/x
  3. Step 3: Cross multiply
    46,667.67x = 69,979.61 × 17,064.80
  4. Step 4: Simplify right side
    46,667.67x = 1,194,187,963.40
  5. Step 5: Solve for x
    x = 1,194,187,963.40/46,667.67
  6. Step 6: Final answer
    x = 25,589.19

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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.