Home / 14,832.93-20,468.57-8,118.68

Finding the Fourth Proportional to 14,832.93, 20,468.57 and 8,118.68

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Solution

The fourth proportional to 14,832.93, 20,468.57 and 8,118.68 is: 11,203.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,832.93 : 20,468.57 = 8,118.68 : x
  2. Step 2: Convert to fraction form
    14,832.93/20,468.57 = 8,118.68/x
  3. Step 3: Cross multiply
    14,832.93x = 20,468.57 × 8,118.68
  4. Step 4: Simplify right side
    14,832.93x = 166,177,841.36
  5. Step 5: Solve for x
    x = 166,177,841.36/14,832.93
  6. Step 6: Final answer
    x = 11,203.31

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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.