Home / 14,274.24-19,707.84-8,694.72

Finding the Fourth Proportional to 14,274.24, 19,707.84 and 8,694.72

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Solution

The fourth proportional to 14,274.24, 19,707.84 and 8,694.72 is: 12,004.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,274.24 : 19,707.84 = 8,694.72 : x
  2. Step 2: Convert to fraction form
    14,274.24/19,707.84 = 8,694.72/x
  3. Step 3: Cross multiply
    14,274.24x = 19,707.84 × 8,694.72
  4. Step 4: Simplify right side
    14,274.24x = 171,354,150.60
  5. Step 5: Solve for x
    x = 171,354,150.60/14,274.24
  6. Step 6: Final answer
    x = 12,004.43

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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.