Home / 14,764.24-20,374.35-8,049.90

Finding the Fourth Proportional to 14,764.24, 20,374.35 and 8,049.90

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Solution

The fourth proportional to 14,764.24, 20,374.35 and 8,049.90 is: 11,108.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,764.24 : 20,374.35 = 8,049.90 : x
  2. Step 2: Convert to fraction form
    14,764.24/20,374.35 = 8,049.90/x
  3. Step 3: Cross multiply
    14,764.24x = 20,374.35 × 8,049.90
  4. Step 4: Simplify right side
    14,764.24x = 164,011,480.07
  5. Step 5: Solve for x
    x = 164,011,480.07/14,764.24
  6. Step 6: Final answer
    x = 11,108.70

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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.