Home / 26,584-36,694.56-15,403.84

Finding the Fourth Proportional to 26,584, 36,694.56 and 15,403.84

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Solution

The fourth proportional to 26,584, 36,694.56 and 15,403.84 is: 21,262.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,584 : 36,694.56 = 15,403.84 : x
  2. Step 2: Convert to fraction form
    26,584/36,694.56 = 15,403.84/x
  3. Step 3: Cross multiply
    26,584x = 36,694.56 × 15,403.84
  4. Step 4: Simplify right side
    26,584x = 565,237,131.11
  5. Step 5: Solve for x
    x = 565,237,131.11/26,584
  6. Step 6: Final answer
    x = 21,262.31

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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.