Home / 14,996.81-20,698.26-8,947.43

Finding the Fourth Proportional to 14,996.81, 20,698.26 and 8,947.43

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Solution

The fourth proportional to 14,996.81, 20,698.26 and 8,947.43 is: 12,349.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,996.81 : 20,698.26 = 8,947.43 : x
  2. Step 2: Convert to fraction form
    14,996.81/20,698.26 = 8,947.43/x
  3. Step 3: Cross multiply
    14,996.81x = 20,698.26 × 8,947.43
  4. Step 4: Simplify right side
    14,996.81x = 185,196,128.98
  5. Step 5: Solve for x
    x = 185,196,128.98/14,996.81
  6. Step 6: Final answer
    x = 12,349.04

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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.