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Finding the Fourth Proportional to 30,903, 46,352.34 and 16,120.26

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Solution

The fourth proportional to 30,903, 46,352.34 and 16,120.26 is: 24,179.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,903 : 46,352.34 = 16,120.26 : x
  2. Step 2: Convert to fraction form
    30,903/46,352.34 = 16,120.26/x
  3. Step 3: Cross multiply
    30,903x = 46,352.34 × 16,120.26
  4. Step 4: Simplify right side
    30,903x = 747,211,772.41
  5. Step 5: Solve for x
    x = 747,211,772.41/30,903
  6. Step 6: Final answer
    x = 24,179.26

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1.5x scale

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.