Home / 41,577.11-62,358.16-11,987.67

Finding the Fourth Proportional to 41,577.11, 62,358.16 and 11,987.67

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Solution

The fourth proportional to 41,577.11, 62,358.16 and 11,987.67 is: 17,979.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,577.11 : 62,358.16 = 11,987.67 : x
  2. Step 2: Convert to fraction form
    41,577.11/62,358.16 = 11,987.67/x
  3. Step 3: Cross multiply
    41,577.11x = 62,358.16 × 11,987.67
  4. Step 4: Simplify right side
    41,577.11x = 747,529,043.89
  5. Step 5: Solve for x
    x = 747,529,043.89/41,577.11
  6. Step 6: Final answer
    x = 17,979.34

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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.