Home / 18,705.92-25,814.04-10,322.44

Finding the Fourth Proportional to 18,705.92, 25,814.04 and 10,322.44

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Solution

The fourth proportional to 18,705.92, 25,814.04 and 10,322.44 is: 14,244.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,705.92 : 25,814.04 = 10,322.44 : x
  2. Step 2: Convert to fraction form
    18,705.92/25,814.04 = 10,322.44/x
  3. Step 3: Cross multiply
    18,705.92x = 25,814.04 × 10,322.44
  4. Step 4: Simplify right side
    18,705.92x = 266,463,879.06
  5. Step 5: Solve for x
    x = 266,463,879.06/18,705.92
  6. Step 6: Final answer
    x = 14,244.90

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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.