Home / 14,583.96-20,127.38-8,922.48

Finding the Fourth Proportional to 14,583.96, 20,127.38 and 8,922.48

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Solution

The fourth proportional to 14,583.96, 20,127.38 and 8,922.48 is: 12,313.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,583.96 : 20,127.38 = 8,922.48 : x
  2. Step 2: Convert to fraction form
    14,583.96/20,127.38 = 8,922.48/x
  3. Step 3: Cross multiply
    14,583.96x = 20,127.38 × 8,922.48
  4. Step 4: Simplify right side
    14,583.96x = 179,586,145.50
  5. Step 5: Solve for x
    x = 179,586,145.50/14,583.96
  6. Step 6: Final answer
    x = 12,313.95

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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.