Home / 18,113.37-27,123.66-10,723.13

Finding the Fourth Proportional to 18,113.37, 27,123.66 and 10,723.13

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Solution

The fourth proportional to 18,113.37, 27,123.66 and 10,723.13 is: 16,057.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,113.37 : 27,123.66 = 10,723.13 : x
  2. Step 2: Convert to fraction form
    18,113.37/27,123.66 = 10,723.13/x
  3. Step 3: Cross multiply
    18,113.37x = 27,123.66 × 10,723.13
  4. Step 4: Simplify right side
    18,113.37x = 290,850,650.92
  5. Step 5: Solve for x
    x = 290,850,650.92/18,113.37
  6. Step 6: Final answer
    x = 16,057.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.