Home / 38,997.45-53,819.55-23,090.67

Finding the Fourth Proportional to 38,997.45, 53,819.55 and 23,090.67

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Solution

The fourth proportional to 38,997.45, 53,819.55 and 23,090.67 is: 31,866.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,997.45 : 53,819.55 = 23,090.67 : x
  2. Step 2: Convert to fraction form
    38,997.45/53,819.55 = 23,090.67/x
  3. Step 3: Cross multiply
    38,997.45x = 53,819.55 × 23,090.67
  4. Step 4: Simplify right side
    38,997.45x = 1,242,729,545.42
  5. Step 5: Solve for x
    x = 1,242,729,545.42/38,997.45
  6. Step 6: Final answer
    x = 31,866.94

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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.