Home / 14,683.38-20,259.56-8,940.77

Finding the Fourth Proportional to 14,683.38, 20,259.56 and 8,940.77

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Solution

The fourth proportional to 14,683.38, 20,259.56 and 8,940.77 is: 12,336.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,683.38 : 20,259.56 = 8,940.77 : x
  2. Step 2: Convert to fraction form
    14,683.38/20,259.56 = 8,940.77/x
  3. Step 3: Cross multiply
    14,683.38x = 20,259.56 × 8,940.77
  4. Step 4: Simplify right side
    14,683.38x = 181,135,971.93
  5. Step 5: Solve for x
    x = 181,135,971.93/14,683.38
  6. Step 6: Final answer
    x = 12,336.12

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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.