Home / 14,228.42-21,344.92-5,344.43

Finding the Fourth Proportional to 14,228.42, 21,344.92 and 5,344.43

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Solution

The fourth proportional to 14,228.42, 21,344.92 and 5,344.43 is: 8,017.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,228.42 : 21,344.92 = 5,344.43 : x
  2. Step 2: Convert to fraction form
    14,228.42/21,344.92 = 5,344.43/x
  3. Step 3: Cross multiply
    14,228.42x = 21,344.92 × 5,344.43
  4. Step 4: Simplify right side
    14,228.42x = 114,076,470.80
  5. Step 5: Solve for x
    x = 114,076,470.80/14,228.42
  6. Step 6: Final answer
    x = 8,017.51

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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.