Home / 14,941.64-20,616.44-8,973.56

Finding the Fourth Proportional to 14,941.64, 20,616.44 and 8,973.56

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Solution

The fourth proportional to 14,941.64, 20,616.44 and 8,973.56 is: 12,381.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,941.64 : 20,616.44 = 8,973.56 : x
  2. Step 2: Convert to fraction form
    14,941.64/20,616.44 = 8,973.56/x
  3. Step 3: Cross multiply
    14,941.64x = 20,616.44 × 8,973.56
  4. Step 4: Simplify right side
    14,941.64x = 185,002,861.33
  5. Step 5: Solve for x
    x = 185,002,861.33/14,941.64
  6. Step 6: Final answer
    x = 12,381.70

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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.