Home / 41,412.52-57,141.21-28,645.84

Finding the Fourth Proportional to 41,412.52, 57,141.21 and 28,645.84

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Solution

The fourth proportional to 41,412.52, 57,141.21 and 28,645.84 is: 39,525.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,412.52 : 57,141.21 = 28,645.84 : x
  2. Step 2: Convert to fraction form
    41,412.52/57,141.21 = 28,645.84/x
  3. Step 3: Cross multiply
    41,412.52x = 57,141.21 × 28,645.84
  4. Step 4: Simplify right side
    41,412.52x = 1,636,857,959.07
  5. Step 5: Solve for x
    x = 1,636,857,959.07/41,412.52
  6. Step 6: Final answer
    x = 39,525.68

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1.5x scale

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.