Home / 25,550.48-38,331.84-8,020.31

Finding the Fourth Proportional to 25,550.48, 38,331.84 and 8,020.31

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Solution

The fourth proportional to 25,550.48, 38,331.84 and 8,020.31 is: 12,032.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,550.48 : 38,331.84 = 8,020.31 : x
  2. Step 2: Convert to fraction form
    25,550.48/38,331.84 = 8,020.31/x
  3. Step 3: Cross multiply
    25,550.48x = 38,331.84 × 8,020.31
  4. Step 4: Simplify right side
    25,550.48x = 307,433,048.01
  5. Step 5: Solve for x
    x = 307,433,048.01/25,550.48
  6. Step 6: Final answer
    x = 12,032.38

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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.