Home / 18,506.44-25,535.86-10,548.80

Finding the Fourth Proportional to 18,506.44, 25,535.86 and 10,548.80

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Solution

The fourth proportional to 18,506.44, 25,535.86 and 10,548.80 is: 14,555.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,506.44 : 25,535.86 = 10,548.80 : x
  2. Step 2: Convert to fraction form
    18,506.44/25,535.86 = 10,548.80/x
  3. Step 3: Cross multiply
    18,506.44x = 25,535.86 × 10,548.80
  4. Step 4: Simplify right side
    18,506.44x = 269,372,679.97
  5. Step 5: Solve for x
    x = 269,372,679.97/18,506.44
  6. Step 6: Final answer
    x = 14,555.62

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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.