Home / 14,635.35-20,198.16-8,973.72

Finding the Fourth Proportional to 14,635.35, 20,198.16 and 8,973.72

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Solution

The fourth proportional to 14,635.35, 20,198.16 and 8,973.72 is: 12,384.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,635.35 : 20,198.16 = 8,973.72 : x
  2. Step 2: Convert to fraction form
    14,635.35/20,198.16 = 8,973.72/x
  3. Step 3: Cross multiply
    14,635.35x = 20,198.16 × 8,973.72
  4. Step 4: Simplify right side
    14,635.35x = 181,252,632.36
  5. Step 5: Solve for x
    x = 181,252,632.36/14,635.35
  6. Step 6: Final answer
    x = 12,384.58

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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.