Home / 18,654.66-25,734.72-11,096.76

Finding the Fourth Proportional to 18,654.66, 25,734.72 and 11,096.76

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Solution

The fourth proportional to 18,654.66, 25,734.72 and 11,096.76 is: 15,308.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,654.66 : 25,734.72 = 11,096.76 : x
  2. Step 2: Convert to fraction form
    18,654.66/25,734.72 = 11,096.76/x
  3. Step 3: Cross multiply
    18,654.66x = 25,734.72 × 11,096.76
  4. Step 4: Simplify right side
    18,654.66x = 285,572,011.51
  5. Step 5: Solve for x
    x = 285,572,011.51/18,654.66
  6. Step 6: Final answer
    x = 15,308.35

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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.