Home / 14,113.72-21,170.59-3,584.53

Finding the Fourth Proportional to 14,113.72, 21,170.59 and 3,584.53

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Solution

The fourth proportional to 14,113.72, 21,170.59 and 3,584.53 is: 5,376.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,113.72 : 21,170.59 = 3,584.53 : x
  2. Step 2: Convert to fraction form
    14,113.72/21,170.59 = 3,584.53/x
  3. Step 3: Cross multiply
    14,113.72x = 21,170.59 × 3,584.53
  4. Step 4: Simplify right side
    14,113.72x = 75,886,692.33
  5. Step 5: Solve for x
    x = 75,886,692.33/14,113.72
  6. Step 6: Final answer
    x = 5,376.80

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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.