Home / 18,183.51-25,094.27-12,123.29

Finding the Fourth Proportional to 18,183.51, 25,094.27 and 12,123.29

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Solution

The fourth proportional to 18,183.51, 25,094.27 and 12,123.29 is: 16,730.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,183.51 : 25,094.27 = 12,123.29 : x
  2. Step 2: Convert to fraction form
    18,183.51/25,094.27 = 12,123.29/x
  3. Step 3: Cross multiply
    18,183.51x = 25,094.27 × 12,123.29
  4. Step 4: Simplify right side
    18,183.51x = 304,225,205.59
  5. Step 5: Solve for x
    x = 304,225,205.59/18,183.51
  6. Step 6: Final answer
    x = 16,730.83

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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.