Home / 11,683.58-17,531.85-8,569.94

Finding the Fourth Proportional to 11,683.58, 17,531.85 and 8,569.94

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Solution

The fourth proportional to 11,683.58, 17,531.85 and 8,569.94 is: 12,859.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,683.58 : 17,531.85 = 8,569.94 : x
  2. Step 2: Convert to fraction form
    11,683.58/17,531.85 = 8,569.94/x
  3. Step 3: Cross multiply
    11,683.58x = 17,531.85 × 8,569.94
  4. Step 4: Simplify right side
    11,683.58x = 150,246,902.59
  5. Step 5: Solve for x
    x = 150,246,902.59/11,683.58
  6. Step 6: Final answer
    x = 12,859.66

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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.