Home / 14,483.72-21,725.20-4,623.60

Finding the Fourth Proportional to 14,483.72, 21,725.20 and 4,623.60

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Solution

The fourth proportional to 14,483.72, 21,725.20 and 4,623.60 is: 6,935.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,483.72 : 21,725.20 = 4,623.60 : x
  2. Step 2: Convert to fraction form
    14,483.72/21,725.20 = 4,623.60/x
  3. Step 3: Cross multiply
    14,483.72x = 21,725.20 × 4,623.60
  4. Step 4: Simplify right side
    14,483.72x = 100,448,634.72
  5. Step 5: Solve for x
    x = 100,448,634.72/14,483.72
  6. Step 6: Final answer
    x = 6,935.28

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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.