Home / 11,370.42-17,023.23-8,608.32

Finding the Fourth Proportional to 11,370.42, 17,023.23 and 8,608.32

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Solution

The fourth proportional to 11,370.42, 17,023.23 and 8,608.32 is: 12,887.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,370.42 : 17,023.23 = 8,608.32 : x
  2. Step 2: Convert to fraction form
    11,370.42/17,023.23 = 8,608.32/x
  3. Step 3: Cross multiply
    11,370.42x = 17,023.23 × 8,608.32
  4. Step 4: Simplify right side
    11,370.42x = 146,541,411.27
  5. Step 5: Solve for x
    x = 146,541,411.27/11,370.42
  6. Step 6: Final answer
    x = 12,887.95

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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.