Home / 14,057.72-21,091.04-8,796.08

Finding the Fourth Proportional to 14,057.72, 21,091.04 and 8,796.08

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Solution

The fourth proportional to 14,057.72, 21,091.04 and 8,796.08 is: 13,196.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,057.72 : 21,091.04 = 8,796.08 : x
  2. Step 2: Convert to fraction form
    14,057.72/21,091.04 = 8,796.08/x
  3. Step 3: Cross multiply
    14,057.72x = 21,091.04 × 8,796.08
  4. Step 4: Simplify right side
    14,057.72x = 185,518,391.66
  5. Step 5: Solve for x
    x = 185,518,391.66/14,057.72
  6. Step 6: Final answer
    x = 13,196.91

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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.