Home / 14,889.14-20,548.22-8,176.08

Finding the Fourth Proportional to 14,889.14, 20,548.22 and 8,176.08

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Solution

The fourth proportional to 14,889.14, 20,548.22 and 8,176.08 is: 11,283.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,889.14 : 20,548.22 = 8,176.08 : x
  2. Step 2: Convert to fraction form
    14,889.14/20,548.22 = 8,176.08/x
  3. Step 3: Cross multiply
    14,889.14x = 20,548.22 × 8,176.08
  4. Step 4: Simplify right side
    14,889.14x = 168,003,849.70
  5. Step 5: Solve for x
    x = 168,003,849.70/14,889.14
  6. Step 6: Final answer
    x = 11,283.65

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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.