Home / 41,645.39-57,472.07-22,782.51

Finding the Fourth Proportional to 41,645.39, 57,472.07 and 22,782.51

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Solution

The fourth proportional to 41,645.39, 57,472.07 and 22,782.51 is: 31,440.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,645.39 : 57,472.07 = 22,782.51 : x
  2. Step 2: Convert to fraction form
    41,645.39/57,472.07 = 22,782.51/x
  3. Step 3: Cross multiply
    41,645.39x = 57,472.07 × 22,782.51
  4. Step 4: Simplify right side
    41,645.39x = 1,309,357,895.58
  5. Step 5: Solve for x
    x = 1,309,357,895.58/41,645.39
  6. Step 6: Final answer
    x = 31,440.65

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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.