Home / 38,797.74-58,205.25-21,258.54

Finding the Fourth Proportional to 38,797.74, 58,205.25 and 21,258.54

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Solution

The fourth proportional to 38,797.74, 58,205.25 and 21,258.54 is: 31,892.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,797.74 : 58,205.25 = 21,258.54 : x
  2. Step 2: Convert to fraction form
    38,797.74/58,205.25 = 21,258.54/x
  3. Step 3: Cross multiply
    38,797.74x = 58,205.25 × 21,258.54
  4. Step 4: Simplify right side
    38,797.74x = 1,237,358,635.34
  5. Step 5: Solve for x
    x = 1,237,358,635.34/38,797.74
  6. Step 6: Final answer
    x = 31,892.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.