Home / 14,628.41-20,182.18-8,254.21

Finding the Fourth Proportional to 14,628.41, 20,182.18 and 8,254.21

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Solution

The fourth proportional to 14,628.41, 20,182.18 and 8,254.21 is: 11,387.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,628.41 : 20,182.18 = 8,254.21 : x
  2. Step 2: Convert to fraction form
    14,628.41/20,182.18 = 8,254.21/x
  3. Step 3: Cross multiply
    14,628.41x = 20,182.18 × 8,254.21
  4. Step 4: Simplify right side
    14,628.41x = 166,587,951.98
  5. Step 5: Solve for x
    x = 166,587,951.98/14,628.41
  6. Step 6: Final answer
    x = 11,387.97

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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.