Home / 23,045.94-34,601.72-21,988.89

Finding the Fourth Proportional to 23,045.94, 34,601.72 and 21,988.89

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Solution

The fourth proportional to 23,045.94, 34,601.72 and 21,988.89 is: 33,014.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,045.94 : 34,601.72 = 21,988.89 : x
  2. Step 2: Convert to fraction form
    23,045.94/34,601.72 = 21,988.89/x
  3. Step 3: Cross multiply
    23,045.94x = 34,601.72 × 21,988.89
  4. Step 4: Simplify right side
    23,045.94x = 760,853,304.95
  5. Step 5: Solve for x
    x = 760,853,304.95/23,045.94
  6. Step 6: Final answer
    x = 33,014.64

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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.