Home / 25,520.37-38,282.10-6,800.31

Finding the Fourth Proportional to 25,520.37, 38,282.10 and 6,800.31

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Solution

The fourth proportional to 25,520.37, 38,282.10 and 6,800.31 is: 10,200.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,520.37 : 38,282.10 = 6,800.31 : x
  2. Step 2: Convert to fraction form
    25,520.37/38,282.10 = 6,800.31/x
  3. Step 3: Cross multiply
    25,520.37x = 38,282.10 × 6,800.31
  4. Step 4: Simplify right side
    25,520.37x = 260,330,147.45
  5. Step 5: Solve for x
    x = 260,330,147.45/25,520.37
  6. Step 6: Final answer
    x = 10,200.88

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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.