Home / 11,904.10-16,418.93-8,550.36

Finding the Fourth Proportional to 11,904.10, 16,418.93 and 8,550.36

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Solution

The fourth proportional to 11,904.10, 16,418.93 and 8,550.36 is: 11,793.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,904.10 : 16,418.93 = 8,550.36 : x
  2. Step 2: Convert to fraction form
    11,904.10/16,418.93 = 8,550.36/x
  3. Step 3: Cross multiply
    11,904.10x = 16,418.93 × 8,550.36
  4. Step 4: Simplify right side
    11,904.10x = 140,387,762.31
  5. Step 5: Solve for x
    x = 140,387,762.31/11,904.10
  6. Step 6: Final answer
    x = 11,793.23

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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.