Home / 25,665.66-38,498.24-8,135.04

Finding the Fourth Proportional to 25,665.66, 38,498.24 and 8,135.04

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Solution

The fourth proportional to 25,665.66, 38,498.24 and 8,135.04 is: 12,202.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,665.66 : 38,498.24 = 8,135.04 : x
  2. Step 2: Convert to fraction form
    25,665.66/38,498.24 = 8,135.04/x
  3. Step 3: Cross multiply
    25,665.66x = 38,498.24 × 8,135.04
  4. Step 4: Simplify right side
    25,665.66x = 313,184,722.33
  5. Step 5: Solve for x
    x = 313,184,722.33/25,665.66
  6. Step 6: Final answer
    x = 12,202.48

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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.