Home / 35,788.95-49,390.97-19,873.51

Finding the Fourth Proportional to 35,788.95, 49,390.97 and 19,873.51

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Solution

The fourth proportional to 35,788.95, 49,390.97 and 19,873.51 is: 27,426.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,788.95 : 49,390.97 = 19,873.51 : x
  2. Step 2: Convert to fraction form
    35,788.95/49,390.97 = 19,873.51/x
  3. Step 3: Cross multiply
    35,788.95x = 49,390.97 × 19,873.51
  4. Step 4: Simplify right side
    35,788.95x = 981,571,936.20
  5. Step 5: Solve for x
    x = 981,571,936.20/35,788.95
  6. Step 6: Final answer
    x = 27,426.68

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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.