Home / 14,555.68-20,086.26-8,267.36

Finding the Fourth Proportional to 14,555.68, 20,086.26 and 8,267.36

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Solution

The fourth proportional to 14,555.68, 20,086.26 and 8,267.36 is: 11,408.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,555.68 : 20,086.26 = 8,267.36 : x
  2. Step 2: Convert to fraction form
    14,555.68/20,086.26 = 8,267.36/x
  3. Step 3: Cross multiply
    14,555.68x = 20,086.26 × 8,267.36
  4. Step 4: Simplify right side
    14,555.68x = 166,060,342.47
  5. Step 5: Solve for x
    x = 166,060,342.47/14,555.68
  6. Step 6: Final answer
    x = 11,408.63

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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.