Home / 28,246.86-42,344.12-10,467.61

Finding the Fourth Proportional to 28,246.86, 42,344.12 and 10,467.61

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Solution

The fourth proportional to 28,246.86, 42,344.12 and 10,467.61 is: 15,691.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,246.86 : 42,344.12 = 10,467.61 : x
  2. Step 2: Convert to fraction form
    28,246.86/42,344.12 = 10,467.61/x
  3. Step 3: Cross multiply
    28,246.86x = 42,344.12 × 10,467.61
  4. Step 4: Simplify right side
    28,246.86x = 443,241,813.05
  5. Step 5: Solve for x
    x = 443,241,813.05/28,246.86
  6. Step 6: Final answer
    x = 15,691.72

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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.