Home / 35,726.94-49,302.90-19,811.43

Finding the Fourth Proportional to 35,726.94, 49,302.90 and 19,811.43

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Solution

The fourth proportional to 35,726.94, 49,302.90 and 19,811.43 is: 27,339.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,726.94 : 49,302.90 = 19,811.43 : x
  2. Step 2: Convert to fraction form
    35,726.94/49,302.90 = 19,811.43/x
  3. Step 3: Cross multiply
    35,726.94x = 49,302.90 × 19,811.43
  4. Step 4: Simplify right side
    35,726.94x = 976,760,952.15
  5. Step 5: Solve for x
    x = 976,760,952.15/35,726.94
  6. Step 6: Final answer
    x = 27,339.62

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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.