Home / 28,791.21-43,166.37-11,006.88

Finding the Fourth Proportional to 28,791.21, 43,166.37 and 11,006.88

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Solution

The fourth proportional to 28,791.21, 43,166.37 and 11,006.88 is: 16,502.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,791.21 : 43,166.37 = 11,006.88 : x
  2. Step 2: Convert to fraction form
    28,791.21/43,166.37 = 11,006.88/x
  3. Step 3: Cross multiply
    28,791.21x = 43,166.37 × 11,006.88
  4. Step 4: Simplify right side
    28,791.21x = 475,127,054.63
  5. Step 5: Solve for x
    x = 475,127,054.63/28,791.21
  6. Step 6: Final answer
    x = 16,502.50

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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.