Home / 16,965.21-25,438.41-13,477.53

Finding the Fourth Proportional to 16,965.21, 25,438.41 and 13,477.53

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Solution

The fourth proportional to 16,965.21, 25,438.41 and 13,477.53 is: 20,208.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,965.21 : 25,438.41 = 13,477.53 : x
  2. Step 2: Convert to fraction form
    16,965.21/25,438.41 = 13,477.53/x
  3. Step 3: Cross multiply
    16,965.21x = 25,438.41 × 13,477.53
  4. Step 4: Simplify right side
    16,965.21x = 342,846,933.93
  5. Step 5: Solve for x
    x = 342,846,933.93/16,965.21
  6. Step 6: Final answer
    x = 20,208.82

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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.