Home / 12,317.60-16,998.29-7,012.41

Finding the Fourth Proportional to 12,317.60, 16,998.29 and 7,012.41

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Solution

The fourth proportional to 12,317.60, 16,998.29 and 7,012.41 is: 9,677.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,317.60 : 16,998.29 = 7,012.41 : x
  2. Step 2: Convert to fraction form
    12,317.60/16,998.29 = 7,012.41/x
  3. Step 3: Cross multiply
    12,317.60x = 16,998.29 × 7,012.41
  4. Step 4: Simplify right side
    12,317.60x = 119,198,906.27
  5. Step 5: Solve for x
    x = 119,198,906.27/12,317.60
  6. Step 6: Final answer
    x = 9,677.12

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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.