Home / 38,840.11-58,260.20-16,639.09

Finding the Fourth Proportional to 38,840.11, 58,260.20 and 16,639.09

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Solution

The fourth proportional to 38,840.11, 58,260.20 and 16,639.09 is: 24,958.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,840.11 : 58,260.20 = 16,639.09 : x
  2. Step 2: Convert to fraction form
    38,840.11/58,260.20 = 16,639.09/x
  3. Step 3: Cross multiply
    38,840.11x = 58,260.20 × 16,639.09
  4. Step 4: Simplify right side
    38,840.11x = 969,396,482.37
  5. Step 5: Solve for x
    x = 969,396,482.37/38,840.11
  6. Step 6: Final answer
    x = 24,958.65

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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.