Home / 14,321.12-21,483.80-4,963.44

Finding the Fourth Proportional to 14,321.12, 21,483.80 and 4,963.44

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Solution

The fourth proportional to 14,321.12, 21,483.80 and 4,963.44 is: 7,445.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,321.12 : 21,483.80 = 4,963.44 : x
  2. Step 2: Convert to fraction form
    14,321.12/21,483.80 = 4,963.44/x
  3. Step 3: Cross multiply
    14,321.12x = 21,483.80 × 4,963.44
  4. Step 4: Simplify right side
    14,321.12x = 106,633,552.27
  5. Step 5: Solve for x
    x = 106,633,552.27/14,321.12
  6. Step 6: Final answer
    x = 7,445.89

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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.