Home / 14,112.76-21,169.97-4,752.00

Finding the Fourth Proportional to 14,112.76, 21,169.97 and 4,752.00

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Solution

The fourth proportional to 14,112.76, 21,169.97 and 4,752.00 is: 7,128.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,112.76 : 21,169.97 = 4,752.00 : x
  2. Step 2: Convert to fraction form
    14,112.76/21,169.97 = 4,752.00/x
  3. Step 3: Cross multiply
    14,112.76x = 21,169.97 × 4,752.00
  4. Step 4: Simplify right side
    14,112.76x = 100,599,567.83
  5. Step 5: Solve for x
    x = 100,599,567.83/14,112.76
  6. Step 6: Final answer
    x = 7,128.27

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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.