Home / 20,110.89-27,654.61-17,453.68

Finding the Fourth Proportional to 20,110.89, 27,654.61 and 17,453.68

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Solution

The fourth proportional to 20,110.89, 27,654.61 and 17,453.68 is: 24,000.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,110.89 : 27,654.61 = 17,453.68 : x
  2. Step 2: Convert to fraction form
    20,110.89/27,654.61 = 17,453.68/x
  3. Step 3: Cross multiply
    20,110.89x = 27,654.61 × 17,453.68
  4. Step 4: Simplify right side
    20,110.89x = 482,674,737.82
  5. Step 5: Solve for x
    x = 482,674,737.82/20,110.89
  6. Step 6: Final answer
    x = 24,000.67

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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.