Home / 13,907.23-20,863.11-4,544.53

Finding the Fourth Proportional to 13,907.23, 20,863.11 and 4,544.53

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Solution

The fourth proportional to 13,907.23, 20,863.11 and 4,544.53 is: 6,817.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,907.23 : 20,863.11 = 4,544.53 : x
  2. Step 2: Convert to fraction form
    13,907.23/20,863.11 = 4,544.53/x
  3. Step 3: Cross multiply
    13,907.23x = 20,863.11 × 4,544.53
  4. Step 4: Simplify right side
    13,907.23x = 94,813,029.29
  5. Step 5: Solve for x
    x = 94,813,029.29/13,907.23
  6. Step 6: Final answer
    x = 6,817.54

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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.