Home / 25,241.12-37,885.12-12,769.96

Finding the Fourth Proportional to 25,241.12, 37,885.12 and 12,769.96

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Solution

The fourth proportional to 25,241.12, 37,885.12 and 12,769.96 is: 19,166.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,241.12 : 37,885.12 = 12,769.96 : x
  2. Step 2: Convert to fraction form
    25,241.12/37,885.12 = 12,769.96/x
  3. Step 3: Cross multiply
    25,241.12x = 37,885.12 × 12,769.96
  4. Step 4: Simplify right side
    25,241.12x = 483,791,467.00
  5. Step 5: Solve for x
    x = 483,791,467.00/25,241.12
  6. Step 6: Final answer
    x = 19,166.80

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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.