Home / 14,113.49-21,170.24-3,584.30

Finding the Fourth Proportional to 14,113.49, 21,170.24 and 3,584.30

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Solution

The fourth proportional to 14,113.49, 21,170.24 and 3,584.30 is: 5,376.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,113.49 : 21,170.24 = 3,584.30 : x
  2. Step 2: Convert to fraction form
    14,113.49/21,170.24 = 3,584.30/x
  3. Step 3: Cross multiply
    14,113.49x = 21,170.24 × 3,584.30
  4. Step 4: Simplify right side
    14,113.49x = 75,880,450.52
  5. Step 5: Solve for x
    x = 75,880,450.52/14,113.49
  6. Step 6: Final answer
    x = 5,376.45

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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.