Home / 14,650.23-20,217.32-7,935.90

Finding the Fourth Proportional to 14,650.23, 20,217.32 and 7,935.90

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Solution

The fourth proportional to 14,650.23, 20,217.32 and 7,935.90 is: 10,951.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,650.23 : 20,217.32 = 7,935.90 : x
  2. Step 2: Convert to fraction form
    14,650.23/20,217.32 = 7,935.90/x
  3. Step 3: Cross multiply
    14,650.23x = 20,217.32 × 7,935.90
  4. Step 4: Simplify right side
    14,650.23x = 160,442,590.11
  5. Step 5: Solve for x
    x = 160,442,590.11/14,650.23
  6. Step 6: Final answer
    x = 10,951.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.