Home / 22,277.15-30,740.94-13,081.73

Finding the Fourth Proportional to 22,277.15, 30,740.94 and 13,081.73

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Solution

The fourth proportional to 22,277.15, 30,740.94 and 13,081.73 is: 18,051.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,277.15 : 30,740.94 = 13,081.73 : x
  2. Step 2: Convert to fraction form
    22,277.15/30,740.94 = 13,081.73/x
  3. Step 3: Cross multiply
    22,277.15x = 30,740.94 × 13,081.73
  4. Step 4: Simplify right side
    22,277.15x = 402,144,523.32
  5. Step 5: Solve for x
    x = 402,144,523.32/22,277.15
  6. Step 6: Final answer
    x = 18,051.89

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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.