Home / 30,206.32-41,682.96-16,776.80

Finding the Fourth Proportional to 30,206.32, 41,682.96 and 16,776.80

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Solution

The fourth proportional to 30,206.32, 41,682.96 and 16,776.80 is: 23,151.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,206.32 : 41,682.96 = 16,776.80 : x
  2. Step 2: Convert to fraction form
    30,206.32/41,682.96 = 16,776.80/x
  3. Step 3: Cross multiply
    30,206.32x = 41,682.96 × 16,776.80
  4. Step 4: Simplify right side
    30,206.32x = 699,306,683.33
  5. Step 5: Solve for x
    x = 699,306,683.33/30,206.32
  6. Step 6: Final answer
    x = 23,151.01

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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.