Home / 39,566.94-54,603.33-21,661.89

Finding the Fourth Proportional to 39,566.94, 54,603.33 and 21,661.89

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Solution

The fourth proportional to 39,566.94, 54,603.33 and 21,661.89 is: 29,893.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,566.94 : 54,603.33 = 21,661.89 : x
  2. Step 2: Convert to fraction form
    39,566.94/54,603.33 = 21,661.89/x
  3. Step 3: Cross multiply
    39,566.94x = 54,603.33 × 21,661.89
  4. Step 4: Simplify right side
    39,566.94x = 1,182,811,328.09
  5. Step 5: Solve for x
    x = 1,182,811,328.09/39,566.94
  6. Step 6: Final answer
    x = 29,893.93

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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.