Home / 38,820.88-58,241.04-12,525.04

Finding the Fourth Proportional to 38,820.88, 58,241.04 and 12,525.04

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Solution

The fourth proportional to 38,820.88, 58,241.04 and 12,525.04 is: 18,790.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,820.88 : 58,241.04 = 12,525.04 : x
  2. Step 2: Convert to fraction form
    38,820.88/58,241.04 = 12,525.04/x
  3. Step 3: Cross multiply
    38,820.88x = 58,241.04 × 12,525.04
  4. Step 4: Simplify right side
    38,820.88x = 729,471,355.64
  5. Step 5: Solve for x
    x = 729,471,355.64/38,820.88
  6. Step 6: Final answer
    x = 18,790.70

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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.