Home / 14,529.96-21,798.36-5,169.48

Finding the Fourth Proportional to 14,529.96, 21,798.36 and 5,169.48

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Solution

The fourth proportional to 14,529.96, 21,798.36 and 5,169.48 is: 7,755.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,529.96 : 21,798.36 = 5,169.48 : x
  2. Step 2: Convert to fraction form
    14,529.96/21,798.36 = 5,169.48/x
  3. Step 3: Cross multiply
    14,529.96x = 21,798.36 × 5,169.48
  4. Step 4: Simplify right side
    14,529.96x = 112,686,186.05
  5. Step 5: Solve for x
    x = 112,686,186.05/14,529.96
  6. Step 6: Final answer
    x = 7,755.44

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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.