Home / 35,973.05-49,643.42-19,842.21

Finding the Fourth Proportional to 35,973.05, 49,643.42 and 19,842.21

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Solution

The fourth proportional to 35,973.05, 49,643.42 and 19,842.21 is: 27,382.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,973.05 : 49,643.42 = 19,842.21 : x
  2. Step 2: Convert to fraction form
    35,973.05/49,643.42 = 19,842.21/x
  3. Step 3: Cross multiply
    35,973.05x = 49,643.42 × 19,842.21
  4. Step 4: Simplify right side
    35,973.05x = 985,035,164.76
  5. Step 5: Solve for x
    x = 985,035,164.76/35,973.05
  6. Step 6: Final answer
    x = 27,382.59

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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.