Home / 40,707.23-61,069.55-12,626.67

Finding the Fourth Proportional to 40,707.23, 61,069.55 and 12,626.67

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Solution

The fourth proportional to 40,707.23, 61,069.55 and 12,626.67 is: 18,942.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,707.23 : 61,069.55 = 12,626.67 : x
  2. Step 2: Convert to fraction form
    40,707.23/61,069.55 = 12,626.67/x
  3. Step 3: Cross multiply
    40,707.23x = 61,069.55 × 12,626.67
  4. Step 4: Simplify right side
    40,707.23x = 771,104,991.77
  5. Step 5: Solve for x
    x = 771,104,991.77/40,707.23
  6. Step 6: Final answer
    x = 18,942.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.