Home / 13,217.53-19,815.18-6,193.84

Finding the Fourth Proportional to 13,217.53, 19,815.18 and 6,193.84

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Solution

The fourth proportional to 13,217.53, 19,815.18 and 6,193.84 is: 9,285.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,217.53 : 19,815.18 = 6,193.84 : x
  2. Step 2: Convert to fraction form
    13,217.53/19,815.18 = 6,193.84/x
  3. Step 3: Cross multiply
    13,217.53x = 19,815.18 × 6,193.84
  4. Step 4: Simplify right side
    13,217.53x = 122,732,054.49
  5. Step 5: Solve for x
    x = 122,732,054.49/13,217.53
  6. Step 6: Final answer
    x = 9,285.55

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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.