Home / 38,820.11-58,230.12-16,619.09

Finding the Fourth Proportional to 38,820.11, 58,230.12 and 16,619.09

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Solution

The fourth proportional to 38,820.11, 58,230.12 and 16,619.09 is: 24,928.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,820.11 : 58,230.12 = 16,619.09 : x
  2. Step 2: Convert to fraction form
    38,820.11/58,230.12 = 16,619.09/x
  3. Step 3: Cross multiply
    38,820.11x = 58,230.12 × 16,619.09
  4. Step 4: Simplify right side
    38,820.11x = 967,731,604.99
  5. Step 5: Solve for x
    x = 967,731,604.99/38,820.11
  6. Step 6: Final answer
    x = 24,928.62

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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.