Home / 14,764.56-20,374.74-8,049.92

Finding the Fourth Proportional to 14,764.56, 20,374.74 and 8,049.92

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Solution

The fourth proportional to 14,764.56, 20,374.74 and 8,049.92 is: 11,108.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,764.56 : 20,374.74 = 8,049.92 : x
  2. Step 2: Convert to fraction form
    14,764.56/20,374.74 = 8,049.92/x
  3. Step 3: Cross multiply
    14,764.56x = 20,374.74 × 8,049.92
  4. Step 4: Simplify right side
    14,764.56x = 164,015,027.02
  5. Step 5: Solve for x
    x = 164,015,027.02/14,764.56
  6. Step 6: Final answer
    x = 11,108.70

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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.