Home / 29,126.61-40,194.23-16,205.38

Finding the Fourth Proportional to 29,126.61, 40,194.23 and 16,205.38

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Solution

The fourth proportional to 29,126.61, 40,194.23 and 16,205.38 is: 22,363.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,126.61 : 40,194.23 = 16,205.38 : x
  2. Step 2: Convert to fraction form
    29,126.61/40,194.23 = 16,205.38/x
  3. Step 3: Cross multiply
    29,126.61x = 40,194.23 × 16,205.38
  4. Step 4: Simplify right side
    29,126.61x = 651,362,770.96
  5. Step 5: Solve for x
    x = 651,362,770.96/29,126.61
  6. Step 6: Final answer
    x = 22,363.15

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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.