Home / 49,459.82-74,193.13-19,877.67

Finding the Fourth Proportional to 49,459.82, 74,193.13 and 19,877.67

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Solution

The fourth proportional to 49,459.82, 74,193.13 and 19,877.67 is: 29,817.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,459.82 : 74,193.13 = 19,877.67 : x
  2. Step 2: Convert to fraction form
    49,459.82/74,193.13 = 19,877.67/x
  3. Step 3: Cross multiply
    49,459.82x = 74,193.13 × 19,877.67
  4. Step 4: Simplify right side
    49,459.82x = 1,474,786,579.25
  5. Step 5: Solve for x
    x = 1,474,786,579.25/49,459.82
  6. Step 6: Final answer
    x = 29,817.87

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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.