Home / 30,338.58-45,270.52-27,186.49

Finding the Fourth Proportional to 30,338.58, 45,270.52 and 27,186.49

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Solution

The fourth proportional to 30,338.58, 45,270.52 and 27,186.49 is: 40,567.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,338.58 : 45,270.52 = 27,186.49 : x
  2. Step 2: Convert to fraction form
    30,338.58/45,270.52 = 27,186.49/x
  3. Step 3: Cross multiply
    30,338.58x = 45,270.52 × 27,186.49
  4. Step 4: Simplify right side
    30,338.58x = 1,230,746,176.99
  5. Step 5: Solve for x
    x = 1,230,746,176.99/30,338.58
  6. Step 6: Final answer
    x = 40,567.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.