Home / 55,023.46-82,567.98-19,965.85

Finding the Fourth Proportional to 55,023.46, 82,567.98 and 19,965.85

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Solution

The fourth proportional to 55,023.46, 82,567.98 and 19,965.85 is: 29,960.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,023.46 : 82,567.98 = 19,965.85 : x
  2. Step 2: Convert to fraction form
    55,023.46/82,567.98 = 19,965.85/x
  3. Step 3: Cross multiply
    55,023.46x = 82,567.98 × 19,965.85
  4. Step 4: Simplify right side
    55,023.46x = 1,648,539,903.48
  5. Step 5: Solve for x
    x = 1,648,539,903.48/55,023.46
  6. Step 6: Final answer
    x = 29,960.67

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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.