Home / 20,493.77-30,745.28-6,263.53

Finding the Fourth Proportional to 20,493.77, 30,745.28 and 6,263.53

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Solution

The fourth proportional to 20,493.77, 30,745.28 and 6,263.53 is: 9,396.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,493.77 : 30,745.28 = 6,263.53 : x
  2. Step 2: Convert to fraction form
    20,493.77/30,745.28 = 6,263.53/x
  3. Step 3: Cross multiply
    20,493.77x = 30,745.28 × 6,263.53
  4. Step 4: Simplify right side
    20,493.77x = 192,573,798.59
  5. Step 5: Solve for x
    x = 192,573,798.59/20,493.77
  6. Step 6: Final answer
    x = 9,396.70

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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.