Home / 38,956.56-58,438.08-16,770.48

Finding the Fourth Proportional to 38,956.56, 58,438.08 and 16,770.48

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Solution

The fourth proportional to 38,956.56, 58,438.08 and 16,770.48 is: 25,157.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,956.56 : 58,438.08 = 16,770.48 : x
  2. Step 2: Convert to fraction form
    38,956.56/58,438.08 = 16,770.48/x
  3. Step 3: Cross multiply
    38,956.56x = 58,438.08 × 16,770.48
  4. Step 4: Simplify right side
    38,956.56x = 980,034,651.88
  5. Step 5: Solve for x
    x = 980,034,651.88/38,956.56
  6. Step 6: Final answer
    x = 25,157.11

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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.