Home / 26,104.40-36,007.64-15,486.50

Finding the Fourth Proportional to 26,104.40, 36,007.64 and 15,486.50

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Solution

The fourth proportional to 26,104.40, 36,007.64 and 15,486.50 is: 21,361.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,104.40 : 36,007.64 = 15,486.50 : x
  2. Step 2: Convert to fraction form
    26,104.40/36,007.64 = 15,486.50/x
  3. Step 3: Cross multiply
    26,104.40x = 36,007.64 × 15,486.50
  4. Step 4: Simplify right side
    26,104.40x = 557,632,316.86
  5. Step 5: Solve for x
    x = 557,632,316.86/26,104.40
  6. Step 6: Final answer
    x = 21,361.62

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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.