Home / 30,582.39-42,286.95-26,645.79

Finding the Fourth Proportional to 30,582.39, 42,286.95 and 26,645.79

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Solution

The fourth proportional to 30,582.39, 42,286.95 and 26,645.79 is: 36,843.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,582.39 : 42,286.95 = 26,645.79 : x
  2. Step 2: Convert to fraction form
    30,582.39/42,286.95 = 26,645.79/x
  3. Step 3: Cross multiply
    30,582.39x = 42,286.95 × 26,645.79
  4. Step 4: Simplify right side
    30,582.39x = 1,126,769,189.44
  5. Step 5: Solve for x
    x = 1,126,769,189.44/30,582.39
  6. Step 6: Final answer
    x = 36,843.73

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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.