Home / 15,577.50-23,365.92-3,890.82

Finding the Fourth Proportional to 15,577.50, 23,365.92 and 3,890.82

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Solution

The fourth proportional to 15,577.50, 23,365.92 and 3,890.82 is: 5,836.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,577.50 : 23,365.92 = 3,890.82 : x
  2. Step 2: Convert to fraction form
    15,577.50/23,365.92 = 3,890.82/x
  3. Step 3: Cross multiply
    15,577.50x = 23,365.92 × 3,890.82
  4. Step 4: Simplify right side
    15,577.50x = 90,912,588.85
  5. Step 5: Solve for x
    x = 90,912,588.85/15,577.50
  6. Step 6: Final answer
    x = 5,836.15

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1.5x scale

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.