Home / 19,072.22-26,322.24-11,116.94

Finding the Fourth Proportional to 19,072.22, 26,322.24 and 11,116.94

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Solution

The fourth proportional to 19,072.22, 26,322.24 and 11,116.94 is: 15,342.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,072.22 : 26,322.24 = 11,116.94 : x
  2. Step 2: Convert to fraction form
    19,072.22/26,322.24 = 11,116.94/x
  3. Step 3: Cross multiply
    19,072.22x = 26,322.24 × 11,116.94
  4. Step 4: Simplify right side
    19,072.22x = 292,622,762.75
  5. Step 5: Solve for x
    x = 292,622,762.75/19,072.22
  6. Step 6: Final answer
    x = 15,342.88

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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.