Home / 18,607.54-25,682.59-11,443.67

Finding the Fourth Proportional to 18,607.54, 25,682.59 and 11,443.67

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Solution

The fourth proportional to 18,607.54, 25,682.59 and 11,443.67 is: 15,794.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,607.54 : 25,682.59 = 11,443.67 : x
  2. Step 2: Convert to fraction form
    18,607.54/25,682.59 = 11,443.67/x
  3. Step 3: Cross multiply
    18,607.54x = 25,682.59 × 11,443.67
  4. Step 4: Simplify right side
    18,607.54x = 293,903,062.98
  5. Step 5: Solve for x
    x = 293,903,062.98/18,607.54
  6. Step 6: Final answer
    x = 15,794.84

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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.