Home / 16,874.70-25,317.18-11,953.86

Finding the Fourth Proportional to 16,874.70, 25,317.18 and 11,953.86

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Solution

The fourth proportional to 16,874.70, 25,317.18 and 11,953.86 is: 17,934.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,874.70 : 25,317.18 = 11,953.86 : x
  2. Step 2: Convert to fraction form
    16,874.70/25,317.18 = 11,953.86/x
  3. Step 3: Cross multiply
    16,874.70x = 25,317.18 × 11,953.86
  4. Step 4: Simplify right side
    16,874.70x = 302,638,025.31
  5. Step 5: Solve for x
    x = 302,638,025.31/16,874.70
  6. Step 6: Final answer
    x = 17,934.42

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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.