Home / 11,132.16-16,668.56-9,192.96

Finding the Fourth Proportional to 11,132.16, 16,668.56 and 9,192.96

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Solution

The fourth proportional to 11,132.16, 16,668.56 and 9,192.96 is: 13,764.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,132.16 : 16,668.56 = 9,192.96 : x
  2. Step 2: Convert to fraction form
    11,132.16/16,668.56 = 9,192.96/x
  3. Step 3: Cross multiply
    11,132.16x = 16,668.56 × 9,192.96
  4. Step 4: Simplify right side
    11,132.16x = 153,233,405.34
  5. Step 5: Solve for x
    x = 153,233,405.34/11,132.16
  6. Step 6: Final answer
    x = 13,764.93

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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.