Home / 25,827.42-38,739.77-8,295.89

Finding the Fourth Proportional to 25,827.42, 38,739.77 and 8,295.89

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Solution

The fourth proportional to 25,827.42, 38,739.77 and 8,295.89 is: 12,443.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,827.42 : 38,739.77 = 8,295.89 : x
  2. Step 2: Convert to fraction form
    25,827.42/38,739.77 = 8,295.89/x
  3. Step 3: Cross multiply
    25,827.42x = 38,739.77 × 8,295.89
  4. Step 4: Simplify right side
    25,827.42x = 321,380,666.48
  5. Step 5: Solve for x
    x = 321,380,666.48/25,827.42
  6. Step 6: Final answer
    x = 12,443.39

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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.