Home / 17,438.49-24,054.32-15,205.73

Finding the Fourth Proportional to 17,438.49, 24,054.32 and 15,205.73

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Solution

The fourth proportional to 17,438.49, 24,054.32 and 15,205.73 is: 20,974.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,438.49 : 24,054.32 = 15,205.73 : x
  2. Step 2: Convert to fraction form
    17,438.49/24,054.32 = 15,205.73/x
  3. Step 3: Cross multiply
    17,438.49x = 24,054.32 × 15,205.73
  4. Step 4: Simplify right side
    17,438.49x = 365,763,327.46
  5. Step 5: Solve for x
    x = 365,763,327.46/17,438.49
  6. Step 6: Final answer
    x = 20,974.48

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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.