Home / 14,767.76-20,380.00-8,053.75

Finding the Fourth Proportional to 14,767.76, 20,380.00 and 8,053.75

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Solution

The fourth proportional to 14,767.76, 20,380.00 and 8,053.75 is: 11,114.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,767.76 : 20,380.00 = 8,053.75 : x
  2. Step 2: Convert to fraction form
    14,767.76/20,380.00 = 8,053.75/x
  3. Step 3: Cross multiply
    14,767.76x = 20,380.00 × 8,053.75
  4. Step 4: Simplify right side
    14,767.76x = 164,135,445.44
  5. Step 5: Solve for x
    x = 164,135,445.44/14,767.76
  6. Step 6: Final answer
    x = 11,114.45

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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.