Home / 28,936.31-43,333.67-26,131.47

Finding the Fourth Proportional to 28,936.31, 43,333.67 and 26,131.47

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Solution

The fourth proportional to 28,936.31, 43,333.67 and 26,131.47 is: 39,133.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,936.31 : 43,333.67 = 26,131.47 : x
  2. Step 2: Convert to fraction form
    28,936.31/43,333.67 = 26,131.47/x
  3. Step 3: Cross multiply
    28,936.31x = 43,333.67 × 26,131.47
  4. Step 4: Simplify right side
    28,936.31x = 1,132,372,366.94
  5. Step 5: Solve for x
    x = 1,132,372,366.94/28,936.31
  6. Step 6: Final answer
    x = 39,133.27

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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.