Home / 19,334.75-26,681.50-11,377.49

Finding the Fourth Proportional to 19,334.75, 26,681.50 and 11,377.49

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Solution

The fourth proportional to 19,334.75, 26,681.50 and 11,377.49 is: 15,700.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,334.75 : 26,681.50 = 11,377.49 : x
  2. Step 2: Convert to fraction form
    19,334.75/26,681.50 = 11,377.49/x
  3. Step 3: Cross multiply
    19,334.75x = 26,681.50 × 11,377.49
  4. Step 4: Simplify right side
    19,334.75x = 303,568,499.44
  5. Step 5: Solve for x
    x = 303,568,499.44/19,334.75
  6. Step 6: Final answer
    x = 15,700.67

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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.