Home / 16,824.41-23,226.09-13,039.08

Finding the Fourth Proportional to 16,824.41, 23,226.09 and 13,039.08

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Solution

The fourth proportional to 16,824.41, 23,226.09 and 13,039.08 is: 18,000.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,824.41 : 23,226.09 = 13,039.08 : x
  2. Step 2: Convert to fraction form
    16,824.41/23,226.09 = 13,039.08/x
  3. Step 3: Cross multiply
    16,824.41x = 23,226.09 × 13,039.08
  4. Step 4: Simplify right side
    16,824.41x = 302,846,782.95
  5. Step 5: Solve for x
    x = 302,846,782.95/16,824.41
  6. Step 6: Final answer
    x = 18,000.44

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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.