Home / 14,561.55-20,104.13-10,083.67

Finding the Fourth Proportional to 14,561.55, 20,104.13 and 10,083.67

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Solution

The fourth proportional to 14,561.55, 20,104.13 and 10,083.67 is: 13,921.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,561.55 : 20,104.13 = 10,083.67 : x
  2. Step 2: Convert to fraction form
    14,561.55/20,104.13 = 10,083.67/x
  3. Step 3: Cross multiply
    14,561.55x = 20,104.13 × 10,083.67
  4. Step 4: Simplify right side
    14,561.55x = 202,723,412.56
  5. Step 5: Solve for x
    x = 202,723,412.56/14,561.55
  6. Step 6: Final answer
    x = 13,921.83

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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.