Home / 38,490.39-57,724.11-16,303.41

Finding the Fourth Proportional to 38,490.39, 57,724.11 and 16,303.41

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Solution

The fourth proportional to 38,490.39, 57,724.11 and 16,303.41 is: 24,450.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,490.39 : 57,724.11 = 16,303.41 : x
  2. Step 2: Convert to fraction form
    38,490.39/57,724.11 = 16,303.41/x
  3. Step 3: Cross multiply
    38,490.39x = 57,724.11 × 16,303.41
  4. Step 4: Simplify right side
    38,490.39x = 941,099,832.22
  5. Step 5: Solve for x
    x = 941,099,832.22/38,490.39
  6. Step 6: Final answer
    x = 24,450.25

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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.