Home / 14,767.02-20,383.43-8,800.56

Finding the Fourth Proportional to 14,767.02, 20,383.43 and 8,800.56

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Solution

The fourth proportional to 14,767.02, 20,383.43 and 8,800.56 is: 12,147.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,767.02 : 20,383.43 = 8,800.56 : x
  2. Step 2: Convert to fraction form
    14,767.02/20,383.43 = 8,800.56/x
  3. Step 3: Cross multiply
    14,767.02x = 20,383.43 × 8,800.56
  4. Step 4: Simplify right side
    14,767.02x = 179,385,598.72
  5. Step 5: Solve for x
    x = 179,385,598.72/14,767.02
  6. Step 6: Final answer
    x = 12,147.72

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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.