Home / 14,777.57-20,392.77-8,063.03

Finding the Fourth Proportional to 14,777.57, 20,392.77 and 8,063.03

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Solution

The fourth proportional to 14,777.57, 20,392.77 and 8,063.03 is: 11,126.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,777.57 : 20,392.77 = 8,063.03 : x
  2. Step 2: Convert to fraction form
    14,777.57/20,392.77 = 8,063.03/x
  3. Step 3: Cross multiply
    14,777.57x = 20,392.77 × 8,063.03
  4. Step 4: Simplify right side
    14,777.57x = 164,427,516.29
  5. Step 5: Solve for x
    x = 164,427,516.29/14,777.57
  6. Step 6: Final answer
    x = 11,126.83

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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.