Home / 11,039.36-16,569.96-8,983.56

Finding the Fourth Proportional to 11,039.36, 16,569.96 and 8,983.56

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Solution

The fourth proportional to 11,039.36, 16,569.96 and 8,983.56 is: 13,484.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,039.36 : 16,569.96 = 8,983.56 : x
  2. Step 2: Convert to fraction form
    11,039.36/16,569.96 = 8,983.56/x
  3. Step 3: Cross multiply
    11,039.36x = 16,569.96 × 8,983.56
  4. Step 4: Simplify right side
    11,039.36x = 148,857,229.86
  5. Step 5: Solve for x
    x = 148,857,229.86/11,039.36
  6. Step 6: Final answer
    x = 13,484.23

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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.