Home / 14,616.10-21,927.75-4,228.90

Finding the Fourth Proportional to 14,616.10, 21,927.75 and 4,228.90

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Solution

The fourth proportional to 14,616.10, 21,927.75 and 4,228.90 is: 6,344.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,616.10 : 21,927.75 = 4,228.90 : x
  2. Step 2: Convert to fraction form
    14,616.10/21,927.75 = 4,228.90/x
  3. Step 3: Cross multiply
    14,616.10x = 21,927.75 × 4,228.90
  4. Step 4: Simplify right side
    14,616.10x = 92,730,261.98
  5. Step 5: Solve for x
    x = 92,730,261.98/14,616.10
  6. Step 6: Final answer
    x = 6,344.39

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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.