Home / 19,457.92-29,184.12-11,110.84

Finding the Fourth Proportional to 19,457.92, 29,184.12 and 11,110.84

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Solution

The fourth proportional to 19,457.92, 29,184.12 and 11,110.84 is: 16,664.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,457.92 : 29,184.12 = 11,110.84 : x
  2. Step 2: Convert to fraction form
    19,457.92/29,184.12 = 11,110.84/x
  3. Step 3: Cross multiply
    19,457.92x = 29,184.12 × 11,110.84
  4. Step 4: Simplify right side
    19,457.92x = 324,260,087.86
  5. Step 5: Solve for x
    x = 324,260,087.86/19,457.92
  6. Step 6: Final answer
    x = 16,664.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.