Home / 14,648.69-21,973.05-3,555.29

Finding the Fourth Proportional to 14,648.69, 21,973.05 and 3,555.29

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Solution

The fourth proportional to 14,648.69, 21,973.05 and 3,555.29 is: 5,332.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,648.69 : 21,973.05 = 3,555.29 : x
  2. Step 2: Convert to fraction form
    14,648.69/21,973.05 = 3,555.29/x
  3. Step 3: Cross multiply
    14,648.69x = 21,973.05 × 3,555.29
  4. Step 4: Simplify right side
    14,648.69x = 78,120,619.87
  5. Step 5: Solve for x
    x = 78,120,619.87/14,648.69
  6. Step 6: Final answer
    x = 5,332.94

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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.