Home / 29,127.37-40,194.81-16,381.11

Finding the Fourth Proportional to 29,127.37, 40,194.81 and 16,381.11

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Solution

The fourth proportional to 29,127.37, 40,194.81 and 16,381.11 is: 22,605.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,127.37 : 40,194.81 = 16,381.11 : x
  2. Step 2: Convert to fraction form
    29,127.37/40,194.81 = 16,381.11/x
  3. Step 3: Cross multiply
    29,127.37x = 40,194.81 × 16,381.11
  4. Step 4: Simplify right side
    29,127.37x = 658,435,604.04
  5. Step 5: Solve for x
    x = 658,435,604.04/29,127.37
  6. Step 6: Final answer
    x = 22,605.39

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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.