Home / 30,216.26-41,699.18-16,788.08

Finding the Fourth Proportional to 30,216.26, 41,699.18 and 16,788.08

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Solution

The fourth proportional to 30,216.26, 41,699.18 and 16,788.08 is: 23,167.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,216.26 : 41,699.18 = 16,788.08 : x
  2. Step 2: Convert to fraction form
    30,216.26/41,699.18 = 16,788.08/x
  3. Step 3: Cross multiply
    30,216.26x = 41,699.18 × 16,788.08
  4. Step 4: Simplify right side
    30,216.26x = 700,049,315.99
  5. Step 5: Solve for x
    x = 700,049,315.99/30,216.26
  6. Step 6: Final answer
    x = 23,167.97

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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.