Home / 38,436.30-57,660.39-16,249.77

Finding the Fourth Proportional to 38,436.30, 57,660.39 and 16,249.77

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Solution

The fourth proportional to 38,436.30, 57,660.39 and 16,249.77 is: 24,377.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,436.30 : 57,660.39 = 16,249.77 : x
  2. Step 2: Convert to fraction form
    38,436.30/57,660.39 = 16,249.77/x
  3. Step 3: Cross multiply
    38,436.30x = 57,660.39 × 16,249.77
  4. Step 4: Simplify right side
    38,436.30x = 936,968,075.61
  5. Step 5: Solve for x
    x = 936,968,075.61/38,436.30
  6. Step 6: Final answer
    x = 24,377.17

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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.