Home / 20,237.85-30,299.00-16,083.77

Finding the Fourth Proportional to 20,237.85, 30,299.00 and 16,083.77

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Solution

The fourth proportional to 20,237.85, 30,299.00 and 16,083.77 is: 24,079.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,237.85 : 30,299.00 = 16,083.77 : x
  2. Step 2: Convert to fraction form
    20,237.85/30,299.00 = 16,083.77/x
  3. Step 3: Cross multiply
    20,237.85x = 30,299.00 × 16,083.77
  4. Step 4: Simplify right side
    20,237.85x = 487,321,915.32
  5. Step 5: Solve for x
    x = 487,321,915.32/20,237.85
  6. Step 6: Final answer
    x = 24,079.73

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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.