Home / 14,490.72-21,736.16-4,102.48

Finding the Fourth Proportional to 14,490.72, 21,736.16 and 4,102.48

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Solution

The fourth proportional to 14,490.72, 21,736.16 and 4,102.48 is: 6,153.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,490.72 : 21,736.16 = 4,102.48 : x
  2. Step 2: Convert to fraction form
    14,490.72/21,736.16 = 4,102.48/x
  3. Step 3: Cross multiply
    14,490.72x = 21,736.16 × 4,102.48
  4. Step 4: Simplify right side
    14,490.72x = 89,172,161.68
  5. Step 5: Solve for x
    x = 89,172,161.68/14,490.72
  6. Step 6: Final answer
    x = 6,153.74

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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.