Home / 30,144.68-41,599.44-16,715.92

Finding the Fourth Proportional to 30,144.68, 41,599.44 and 16,715.92

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Solution

The fourth proportional to 30,144.68, 41,599.44 and 16,715.92 is: 23,067.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,144.68 : 41,599.44 = 16,715.92 : x
  2. Step 2: Convert to fraction form
    30,144.68/41,599.44 = 16,715.92/x
  3. Step 3: Cross multiply
    30,144.68x = 41,599.44 × 16,715.92
  4. Step 4: Simplify right side
    30,144.68x = 695,372,911.08
  5. Step 5: Solve for x
    x = 695,372,911.08/30,144.68
  6. Step 6: Final answer
    x = 23,067.85

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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.