Home / 27,087.80-40,594.79-16,561.49

Finding the Fourth Proportional to 27,087.80, 40,594.79 and 16,561.49

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Solution

The fourth proportional to 27,087.80, 40,594.79 and 16,561.49 is: 24,819.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,087.80 : 40,594.79 = 16,561.49 : x
  2. Step 2: Convert to fraction form
    27,087.80/40,594.79 = 16,561.49/x
  3. Step 3: Cross multiply
    27,087.80x = 40,594.79 × 16,561.49
  4. Step 4: Simplify right side
    27,087.80x = 672,310,208.64
  5. Step 5: Solve for x
    x = 672,310,208.64/27,087.80
  6. Step 6: Final answer
    x = 24,819.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.