Home / 38,905.62-53,697.78-25,310.67

Finding the Fourth Proportional to 38,905.62, 53,697.78 and 25,310.67

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Solution

The fourth proportional to 38,905.62, 53,697.78 and 25,310.67 is: 34,933.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,905.62 : 53,697.78 = 25,310.67 : x
  2. Step 2: Convert to fraction form
    38,905.62/53,697.78 = 25,310.67/x
  3. Step 3: Cross multiply
    38,905.62x = 53,697.78 × 25,310.67
  4. Step 4: Simplify right side
    38,905.62x = 1,359,126,789.31
  5. Step 5: Solve for x
    x = 1,359,126,789.31/38,905.62
  6. Step 6: Final answer
    x = 34,933.95

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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.