Home / 12,317.43-16,998.20-7,012.24

Finding the Fourth Proportional to 12,317.43, 16,998.20 and 7,012.24

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Solution

The fourth proportional to 12,317.43, 16,998.20 and 7,012.24 is: 9,676.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,317.43 : 16,998.20 = 7,012.24 : x
  2. Step 2: Convert to fraction form
    12,317.43/16,998.20 = 7,012.24/x
  3. Step 3: Cross multiply
    12,317.43x = 16,998.20 × 7,012.24
  4. Step 4: Simplify right side
    12,317.43x = 119,195,457.97
  5. Step 5: Solve for x
    x = 119,195,457.97/12,317.43
  6. Step 6: Final answer
    x = 9,676.97

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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.