Home / 25,550.69-38,326.37-8,020.51

Finding the Fourth Proportional to 25,550.69, 38,326.37 and 8,020.51

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Solution

The fourth proportional to 25,550.69, 38,326.37 and 8,020.51 is: 12,030.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,550.69 : 38,326.37 = 8,020.51 : x
  2. Step 2: Convert to fraction form
    25,550.69/38,326.37 = 8,020.51/x
  3. Step 3: Cross multiply
    25,550.69x = 38,326.37 × 8,020.51
  4. Step 4: Simplify right side
    25,550.69x = 307,397,033.85
  5. Step 5: Solve for x
    x = 307,397,033.85/25,550.69
  6. Step 6: Final answer
    x = 12,030.87

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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.