Home / 18,379.23-27,524.44-10,457.74

Finding the Fourth Proportional to 18,379.23, 27,524.44 and 10,457.74

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Solution

The fourth proportional to 18,379.23, 27,524.44 and 10,457.74 is: 15,661.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,379.23 : 27,524.44 = 10,457.74 : x
  2. Step 2: Convert to fraction form
    18,379.23/27,524.44 = 10,457.74/x
  3. Step 3: Cross multiply
    18,379.23x = 27,524.44 × 10,457.74
  4. Step 4: Simplify right side
    18,379.23x = 287,843,503.23
  5. Step 5: Solve for x
    x = 287,843,503.23/18,379.23
  6. Step 6: Final answer
    x = 15,661.35

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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.