Home / 19,383.43-29,051.68-8,839.01

Finding the Fourth Proportional to 19,383.43, 29,051.68 and 8,839.01

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Solution

The fourth proportional to 19,383.43, 29,051.68 and 8,839.01 is: 13,247.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,383.43 : 29,051.68 = 8,839.01 : x
  2. Step 2: Convert to fraction form
    19,383.43/29,051.68 = 8,839.01/x
  3. Step 3: Cross multiply
    19,383.43x = 29,051.68 × 8,839.01
  4. Step 4: Simplify right side
    19,383.43x = 256,788,079.00
  5. Step 5: Solve for x
    x = 256,788,079.00/19,383.43
  6. Step 6: Final answer
    x = 13,247.82

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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.