Home / 18,443.08-25,450.50-10,057.96

Finding the Fourth Proportional to 18,443.08, 25,450.50 and 10,057.96

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Solution

The fourth proportional to 18,443.08, 25,450.50 and 10,057.96 is: 13,879.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,443.08 : 25,450.50 = 10,057.96 : x
  2. Step 2: Convert to fraction form
    18,443.08/25,450.50 = 10,057.96/x
  3. Step 3: Cross multiply
    18,443.08x = 25,450.50 × 10,057.96
  4. Step 4: Simplify right side
    18,443.08x = 255,980,110.98
  5. Step 5: Solve for x
    x = 255,980,110.98/18,443.08
  6. Step 6: Final answer
    x = 13,879.47

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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.