Home / 16,968.27-25,457.12-7,105.20

Finding the Fourth Proportional to 16,968.27, 25,457.12 and 7,105.20

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Solution

The fourth proportional to 16,968.27, 25,457.12 and 7,105.20 is: 10,659.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,968.27 : 25,457.12 = 7,105.20 : x
  2. Step 2: Convert to fraction form
    16,968.27/25,457.12 = 7,105.20/x
  3. Step 3: Cross multiply
    16,968.27x = 25,457.12 × 7,105.20
  4. Step 4: Simplify right side
    16,968.27x = 180,877,893.50
  5. Step 5: Solve for x
    x = 180,877,893.50/16,968.27
  6. Step 6: Final answer
    x = 10,659.77

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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.