Home / 25,450.12-38,170.84-6,730.36

Finding the Fourth Proportional to 25,450.12, 38,170.84 and 6,730.36

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Solution

The fourth proportional to 25,450.12, 38,170.84 and 6,730.36 is: 10,094.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,450.12 : 38,170.84 = 6,730.36 : x
  2. Step 2: Convert to fraction form
    25,450.12/38,170.84 = 6,730.36/x
  3. Step 3: Cross multiply
    25,450.12x = 38,170.84 × 6,730.36
  4. Step 4: Simplify right side
    25,450.12x = 256,903,494.70
  5. Step 5: Solve for x
    x = 256,903,494.70/25,450.12
  6. Step 6: Final answer
    x = 10,094.39

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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.