Home / 18,723.68-25,837.44-14,755.04

Finding the Fourth Proportional to 18,723.68, 25,837.44 and 14,755.04

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Solution

The fourth proportional to 18,723.68, 25,837.44 and 14,755.04 is: 20,360.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,723.68 : 25,837.44 = 14,755.04 : x
  2. Step 2: Convert to fraction form
    18,723.68/25,837.44 = 14,755.04/x
  3. Step 3: Cross multiply
    18,723.68x = 25,837.44 × 14,755.04
  4. Step 4: Simplify right side
    18,723.68x = 381,232,460.70
  5. Step 5: Solve for x
    x = 381,232,460.70/18,723.68
  6. Step 6: Final answer
    x = 20,360.98

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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.