Home / 20,050.60-27,670.07-11,098.94

Finding the Fourth Proportional to 20,050.60, 27,670.07 and 11,098.94

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Solution

The fourth proportional to 20,050.60, 27,670.07 and 11,098.94 is: 15,316.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,050.60 : 27,670.07 = 11,098.94 : x
  2. Step 2: Convert to fraction form
    20,050.60/27,670.07 = 11,098.94/x
  3. Step 3: Cross multiply
    20,050.60x = 27,670.07 × 11,098.94
  4. Step 4: Simplify right side
    20,050.60x = 307,108,308.38
  5. Step 5: Solve for x
    x = 307,108,308.38/20,050.60
  6. Step 6: Final answer
    x = 15,316.67

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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.