Home / 25,358.96-38,052.12-12,028.88

Finding the Fourth Proportional to 25,358.96, 38,052.12 and 12,028.88

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Solution

The fourth proportional to 25,358.96, 38,052.12 and 12,028.88 is: 18,049.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,358.96 : 38,052.12 = 12,028.88 : x
  2. Step 2: Convert to fraction form
    25,358.96/38,052.12 = 12,028.88/x
  3. Step 3: Cross multiply
    25,358.96x = 38,052.12 × 12,028.88
  4. Step 4: Simplify right side
    25,358.96x = 457,724,385.23
  5. Step 5: Solve for x
    x = 457,724,385.23/25,358.96
  6. Step 6: Final answer
    x = 18,049.81

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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.