Home / 14,739.72-22,108.84-5,505

Finding the Fourth Proportional to 14,739.72, 22,108.84 and 5,505

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Solution

The fourth proportional to 14,739.72, 22,108.84 and 5,505 is: 8,257.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,739.72 : 22,108.84 = 5,505 : x
  2. Step 2: Convert to fraction form
    14,739.72/22,108.84 = 5,505/x
  3. Step 3: Cross multiply
    14,739.72x = 22,108.84 × 5,505
  4. Step 4: Simplify right side
    14,739.72x = 121,709,164.20
  5. Step 5: Solve for x
    x = 121,709,164.20/14,739.72
  6. Step 6: Final answer
    x = 8,257.22

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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.