Home / 28,246.85-42,370.24-10,716.65

Finding the Fourth Proportional to 28,246.85, 42,370.24 and 10,716.65

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Solution

The fourth proportional to 28,246.85, 42,370.24 and 10,716.65 is: 16,074.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,246.85 : 42,370.24 = 10,716.65 : x
  2. Step 2: Convert to fraction form
    28,246.85/42,370.24 = 10,716.65/x
  3. Step 3: Cross multiply
    28,246.85x = 42,370.24 × 10,716.65
  4. Step 4: Simplify right side
    28,246.85x = 454,067,032.50
  5. Step 5: Solve for x
    x = 454,067,032.50/28,246.85
  6. Step 6: Final answer
    x = 16,074.96

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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.