Home / 14,156.44-21,228.18-4,292.26

Finding the Fourth Proportional to 14,156.44, 21,228.18 and 4,292.26

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Solution

The fourth proportional to 14,156.44, 21,228.18 and 4,292.26 is: 6,436.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,156.44 : 21,228.18 = 4,292.26 : x
  2. Step 2: Convert to fraction form
    14,156.44/21,228.18 = 4,292.26/x
  3. Step 3: Cross multiply
    14,156.44x = 21,228.18 × 4,292.26
  4. Step 4: Simplify right side
    14,156.44x = 91,116,867.89
  5. Step 5: Solve for x
    x = 91,116,867.89/14,156.44
  6. Step 6: Final answer
    x = 6,436.43

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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.