Home / 31,122.56-46,702.98-16,342.09

Finding the Fourth Proportional to 31,122.56, 46,702.98 and 16,342.09

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Solution

The fourth proportional to 31,122.56, 46,702.98 and 16,342.09 is: 24,523.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,122.56 : 46,702.98 = 16,342.09 : x
  2. Step 2: Convert to fraction form
    31,122.56/46,702.98 = 16,342.09/x
  3. Step 3: Cross multiply
    31,122.56x = 46,702.98 × 16,342.09
  4. Step 4: Simplify right side
    31,122.56x = 763,224,185.67
  5. Step 5: Solve for x
    x = 763,224,185.67/31,122.56
  6. Step 6: Final answer
    x = 24,523.18

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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.