Home / 30,269.16-41,770.26-16,840.44

Finding the Fourth Proportional to 30,269.16, 41,770.26 and 16,840.44

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Solution

The fourth proportional to 30,269.16, 41,770.26 and 16,840.44 is: 23,239.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,269.16 : 41,770.26 = 16,840.44 : x
  2. Step 2: Convert to fraction form
    30,269.16/41,770.26 = 16,840.44/x
  3. Step 3: Cross multiply
    30,269.16x = 41,770.26 × 16,840.44
  4. Step 4: Simplify right side
    30,269.16x = 703,429,557.31
  5. Step 5: Solve for x
    x = 703,429,557.31/30,269.16
  6. Step 6: Final answer
    x = 23,239.15

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1.5x scale

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.