Home / 16,302.08-22,476.80-13,480.80

Finding the Fourth Proportional to 16,302.08, 22,476.80 and 13,480.80

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Solution

The fourth proportional to 16,302.08, 22,476.80 and 13,480.80 is: 18,586.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,302.08 : 22,476.80 = 13,480.80 : x
  2. Step 2: Convert to fraction form
    16,302.08/22,476.80 = 13,480.80/x
  3. Step 3: Cross multiply
    16,302.08x = 22,476.80 × 13,480.80
  4. Step 4: Simplify right side
    16,302.08x = 303,005,245.44
  5. Step 5: Solve for x
    x = 303,005,245.44/16,302.08
  6. Step 6: Final answer
    x = 18,586.91

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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.