Home / 35,784.41-49,380.99-19,867.91

Finding the Fourth Proportional to 35,784.41, 49,380.99 and 19,867.91

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Solution

The fourth proportional to 35,784.41, 49,380.99 and 19,867.91 is: 27,416.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,784.41 : 49,380.99 = 19,867.91 : x
  2. Step 2: Convert to fraction form
    35,784.41/49,380.99 = 19,867.91/x
  3. Step 3: Cross multiply
    35,784.41x = 49,380.99 × 19,867.91
  4. Step 4: Simplify right side
    35,784.41x = 981,097,065.03
  5. Step 5: Solve for x
    x = 981,097,065.03/35,784.41
  6. Step 6: Final answer
    x = 27,416.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.