Home / 11,937.08-16,473.65-8,168.15

Finding the Fourth Proportional to 11,937.08, 16,473.65 and 8,168.15

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Solution

The fourth proportional to 11,937.08, 16,473.65 and 8,168.15 is: 11,272.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,937.08 : 16,473.65 = 8,168.15 : x
  2. Step 2: Convert to fraction form
    11,937.08/16,473.65 = 8,168.15/x
  3. Step 3: Cross multiply
    11,937.08x = 16,473.65 × 8,168.15
  4. Step 4: Simplify right side
    11,937.08x = 134,559,244.25
  5. Step 5: Solve for x
    x = 134,559,244.25/11,937.08
  6. Step 6: Final answer
    x = 11,272.38

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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.