Home / 18,541.36-25,586.88-10,157.84

Finding the Fourth Proportional to 18,541.36, 25,586.88 and 10,157.84

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Solution

The fourth proportional to 18,541.36, 25,586.88 and 10,157.84 is: 14,017.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,541.36 : 25,586.88 = 10,157.84 : x
  2. Step 2: Convert to fraction form
    18,541.36/25,586.88 = 10,157.84/x
  3. Step 3: Cross multiply
    18,541.36x = 25,586.88 × 10,157.84
  4. Step 4: Simplify right side
    18,541.36x = 259,907,433.14
  5. Step 5: Solve for x
    x = 259,907,433.14/18,541.36
  6. Step 6: Final answer
    x = 14,017.71

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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.