Home / 14,627.80-21,943.50-4,764.43

Finding the Fourth Proportional to 14,627.80, 21,943.50 and 4,764.43

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Solution

The fourth proportional to 14,627.80, 21,943.50 and 4,764.43 is: 7,147.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,627.80 : 21,943.50 = 4,764.43 : x
  2. Step 2: Convert to fraction form
    14,627.80/21,943.50 = 4,764.43/x
  3. Step 3: Cross multiply
    14,627.80x = 21,943.50 × 4,764.43
  4. Step 4: Simplify right side
    14,627.80x = 104,548,269.71
  5. Step 5: Solve for x
    x = 104,548,269.71/14,627.80
  6. Step 6: Final answer
    x = 7,147.23

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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.