Home / 18,956.08-26,150.90-10,993.67

Finding the Fourth Proportional to 18,956.08, 26,150.90 and 10,993.67

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Solution

The fourth proportional to 18,956.08, 26,150.90 and 10,993.67 is: 15,166.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,956.08 : 26,150.90 = 10,993.67 : x
  2. Step 2: Convert to fraction form
    18,956.08/26,150.90 = 10,993.67/x
  3. Step 3: Cross multiply
    18,956.08x = 26,150.90 × 10,993.67
  4. Step 4: Simplify right side
    18,956.08x = 287,494,486.08
  5. Step 5: Solve for x
    x = 287,494,486.08/18,956.08
  6. Step 6: Final answer
    x = 15,166.35

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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.