Home / 14,764.43-20,373.87-8,305.03

Finding the Fourth Proportional to 14,764.43, 20,373.87 and 8,305.03

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Solution

The fourth proportional to 14,764.43, 20,373.87 and 8,305.03 is: 11,460.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,764.43 : 20,373.87 = 8,305.03 : x
  2. Step 2: Convert to fraction form
    14,764.43/20,373.87 = 8,305.03/x
  3. Step 3: Cross multiply
    14,764.43x = 20,373.87 × 8,305.03
  4. Step 4: Simplify right side
    14,764.43x = 169,205,601.57
  5. Step 5: Solve for x
    x = 169,205,601.57/14,764.43
  6. Step 6: Final answer
    x = 11,460.35

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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.