Home / 25,606.91-38,396.49-11,550.50

Finding the Fourth Proportional to 25,606.91, 38,396.49 and 11,550.50

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Solution

The fourth proportional to 25,606.91, 38,396.49 and 11,550.50 is: 17,319.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,606.91 : 38,396.49 = 11,550.50 : x
  2. Step 2: Convert to fraction form
    25,606.91/38,396.49 = 11,550.50/x
  3. Step 3: Cross multiply
    25,606.91x = 38,396.49 × 11,550.50
  4. Step 4: Simplify right side
    25,606.91x = 443,498,657.75
  5. Step 5: Solve for x
    x = 443,498,657.75/25,606.91
  6. Step 6: Final answer
    x = 17,319.49

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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.