Home / 38,626.20-57,944.70-16,439.40

Finding the Fourth Proportional to 38,626.20, 57,944.70 and 16,439.40

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Solution

The fourth proportional to 38,626.20, 57,944.70 and 16,439.40 is: 24,661.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,626.20 : 57,944.70 = 16,439.40 : x
  2. Step 2: Convert to fraction form
    38,626.20/57,944.70 = 16,439.40/x
  3. Step 3: Cross multiply
    38,626.20x = 57,944.70 × 16,439.40
  4. Step 4: Simplify right side
    38,626.20x = 952,576,101.18
  5. Step 5: Solve for x
    x = 952,576,101.18/38,626.20
  6. Step 6: Final answer
    x = 24,661.40

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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.