Home / 18,214.67-27,291.80-11,077.32

Finding the Fourth Proportional to 18,214.67, 27,291.80 and 11,077.32

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Solution

The fourth proportional to 18,214.67, 27,291.80 and 11,077.32 is: 16,597.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,214.67 : 27,291.80 = 11,077.32 : x
  2. Step 2: Convert to fraction form
    18,214.67/27,291.80 = 11,077.32/x
  3. Step 3: Cross multiply
    18,214.67x = 27,291.80 × 11,077.32
  4. Step 4: Simplify right side
    18,214.67x = 302,320,001.98
  5. Step 5: Solve for x
    x = 302,320,001.98/18,214.67
  6. Step 6: Final answer
    x = 16,597.61

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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.