Home / 54,703.43-82,005.87-19,634.84

Finding the Fourth Proportional to 54,703.43, 82,005.87 and 19,634.84

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Solution

The fourth proportional to 54,703.43, 82,005.87 and 19,634.84 is: 29,434.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,703.43 : 82,005.87 = 19,634.84 : x
  2. Step 2: Convert to fraction form
    54,703.43/82,005.87 = 19,634.84/x
  3. Step 3: Cross multiply
    54,703.43x = 82,005.87 × 19,634.84
  4. Step 4: Simplify right side
    54,703.43x = 1,610,172,136.51
  5. Step 5: Solve for x
    x = 1,610,172,136.51/54,703.43
  6. Step 6: Final answer
    x = 29,434.57

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1.5x scale

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.