Home / 18,040.98-24,880.42-11,327.23

Finding the Fourth Proportional to 18,040.98, 24,880.42 and 11,327.23

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Solution

The fourth proportional to 18,040.98, 24,880.42 and 11,327.23 is: 15,621.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,040.98 : 24,880.42 = 11,327.23 : x
  2. Step 2: Convert to fraction form
    18,040.98/24,880.42 = 11,327.23/x
  3. Step 3: Cross multiply
    18,040.98x = 24,880.42 × 11,327.23
  4. Step 4: Simplify right side
    18,040.98x = 281,826,239.84
  5. Step 5: Solve for x
    x = 281,826,239.84/18,040.98
  6. Step 6: Final answer
    x = 15,621.45

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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.