Home / 20,702.94-31,015.53-16,063.26

Finding the Fourth Proportional to 20,702.94, 31,015.53 and 16,063.26

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Solution

The fourth proportional to 20,702.94, 31,015.53 and 16,063.26 is: 24,064.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,702.94 : 31,015.53 = 16,063.26 : x
  2. Step 2: Convert to fraction form
    20,702.94/31,015.53 = 16,063.26/x
  3. Step 3: Cross multiply
    20,702.94x = 31,015.53 × 16,063.26
  4. Step 4: Simplify right side
    20,702.94x = 498,210,522.43
  5. Step 5: Solve for x
    x = 498,210,522.43/20,702.94
  6. Step 6: Final answer
    x = 24,064.72

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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.