Home / 35,901.31-49,544.68-19,986.83

Finding the Fourth Proportional to 35,901.31, 49,544.68 and 19,986.83

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Solution

The fourth proportional to 35,901.31, 49,544.68 and 19,986.83 is: 27,582.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,901.31 : 49,544.68 = 19,986.83 : x
  2. Step 2: Convert to fraction form
    35,901.31/49,544.68 = 19,986.83/x
  3. Step 3: Cross multiply
    35,901.31x = 49,544.68 × 19,986.83
  4. Step 4: Simplify right side
    35,901.31x = 990,241,170.46
  5. Step 5: Solve for x
    x = 990,241,170.46/35,901.31
  6. Step 6: Final answer
    x = 27,582.31

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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.