Home / 25,833.86-38,751.74-7,115.34

Finding the Fourth Proportional to 25,833.86, 38,751.74 and 7,115.34

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Solution

The fourth proportional to 25,833.86, 38,751.74 and 7,115.34 is: 10,673.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,833.86 : 38,751.74 = 7,115.34 : x
  2. Step 2: Convert to fraction form
    25,833.86/38,751.74 = 7,115.34/x
  3. Step 3: Cross multiply
    25,833.86x = 38,751.74 × 7,115.34
  4. Step 4: Simplify right side
    25,833.86x = 275,731,805.69
  5. Step 5: Solve for x
    x = 275,731,805.69/25,833.86
  6. Step 6: Final answer
    x = 10,673.27

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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.