Home / 14,941.26-20,618.01-8,971.56

Finding the Fourth Proportional to 14,941.26, 20,618.01 and 8,971.56

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Solution

The fourth proportional to 14,941.26, 20,618.01 and 8,971.56 is: 12,380.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,941.26 : 20,618.01 = 8,971.56 : x
  2. Step 2: Convert to fraction form
    14,941.26/20,618.01 = 8,971.56/x
  3. Step 3: Cross multiply
    14,941.26x = 20,618.01 × 8,971.56
  4. Step 4: Simplify right side
    14,941.26x = 184,975,713.80
  5. Step 5: Solve for x
    x = 184,975,713.80/14,941.26
  6. Step 6: Final answer
    x = 12,380.20

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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.