Home / 25,525.92-38,290.70-6,805.86

Finding the Fourth Proportional to 25,525.92, 38,290.70 and 6,805.86

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Solution

The fourth proportional to 25,525.92, 38,290.70 and 6,805.86 is: 10,209.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,525.92 : 38,290.70 = 6,805.86 : x
  2. Step 2: Convert to fraction form
    25,525.92/38,290.70 = 6,805.86/x
  3. Step 3: Cross multiply
    25,525.92x = 38,290.70 × 6,805.86
  4. Step 4: Simplify right side
    25,525.92x = 260,600,997.79
  5. Step 5: Solve for x
    x = 260,600,997.79/25,525.92
  6. Step 6: Final answer
    x = 10,209.27

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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.