Home / 11,066.96-16,597.20-9,114.32

Finding the Fourth Proportional to 11,066.96, 16,597.20 and 9,114.32

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Solution

The fourth proportional to 11,066.96, 16,597.20 and 9,114.32 is: 13,668.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,066.96 : 16,597.20 = 9,114.32 : x
  2. Step 2: Convert to fraction form
    11,066.96/16,597.20 = 9,114.32/x
  3. Step 3: Cross multiply
    11,066.96x = 16,597.20 × 9,114.32
  4. Step 4: Simplify right side
    11,066.96x = 151,272,191.90
  5. Step 5: Solve for x
    x = 151,272,191.90/11,066.96
  6. Step 6: Final answer
    x = 13,668.81

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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.