Home / 26,885.20-37,105.36-19,356.48

Finding the Fourth Proportional to 26,885.20, 37,105.36 and 19,356.48

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Solution

The fourth proportional to 26,885.20, 37,105.36 and 19,356.48 is: 26,714.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,885.20 : 37,105.36 = 19,356.48 : x
  2. Step 2: Convert to fraction form
    26,885.20/37,105.36 = 19,356.48/x
  3. Step 3: Cross multiply
    26,885.20x = 37,105.36 × 19,356.48
  4. Step 4: Simplify right side
    26,885.20x = 718,229,158.73
  5. Step 5: Solve for x
    x = 718,229,158.73/26,885.20
  6. Step 6: Final answer
    x = 26,714.67

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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.