Home / 16,519.12-22,788.94-9,805.03

Finding the Fourth Proportional to 16,519.12, 22,788.94 and 9,805.03

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Solution

The fourth proportional to 16,519.12, 22,788.94 and 9,805.03 is: 13,526.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,519.12 : 22,788.94 = 9,805.03 : x
  2. Step 2: Convert to fraction form
    16,519.12/22,788.94 = 9,805.03/x
  3. Step 3: Cross multiply
    16,519.12x = 22,788.94 × 9,805.03
  4. Step 4: Simplify right side
    16,519.12x = 223,446,240.37
  5. Step 5: Solve for x
    x = 223,446,240.37/16,519.12
  6. Step 6: Final answer
    x = 13,526.52

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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.