Home / 28,235.96-38,949.86-26,233.64

Finding the Fourth Proportional to 28,235.96, 38,949.86 and 26,233.64

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Solution

The fourth proportional to 28,235.96, 38,949.86 and 26,233.64 is: 36,187.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,235.96 : 38,949.86 = 26,233.64 : x
  2. Step 2: Convert to fraction form
    28,235.96/38,949.86 = 26,233.64/x
  3. Step 3: Cross multiply
    28,235.96x = 38,949.86 × 26,233.64
  4. Step 4: Simplify right side
    28,235.96x = 1,021,796,605.29
  5. Step 5: Solve for x
    x = 1,021,796,605.29/28,235.96
  6. Step 6: Final answer
    x = 36,187.78

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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.