Home / 13,968.16-20,952.24-4,107.53

Finding the Fourth Proportional to 13,968.16, 20,952.24 and 4,107.53

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Solution

The fourth proportional to 13,968.16, 20,952.24 and 4,107.53 is: 6,161.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,968.16 : 20,952.24 = 4,107.53 : x
  2. Step 2: Convert to fraction form
    13,968.16/20,952.24 = 4,107.53/x
  3. Step 3: Cross multiply
    13,968.16x = 20,952.24 × 4,107.53
  4. Step 4: Simplify right side
    13,968.16x = 86,061,865.01
  5. Step 5: Solve for x
    x = 86,061,865.01/13,968.16
  6. Step 6: Final answer
    x = 6,161.29

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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.