Home / 39,973.49-55,163.43-22,068.51

Finding the Fourth Proportional to 39,973.49, 55,163.43 and 22,068.51

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Solution

The fourth proportional to 39,973.49, 55,163.43 and 22,068.51 is: 30,454.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,973.49 : 55,163.43 = 22,068.51 : x
  2. Step 2: Convert to fraction form
    39,973.49/55,163.43 = 22,068.51/x
  3. Step 3: Cross multiply
    39,973.49x = 55,163.43 × 22,068.51
  4. Step 4: Simplify right side
    39,973.49x = 1,217,374,706.59
  5. Step 5: Solve for x
    x = 1,217,374,706.59/39,973.49
  6. Step 6: Final answer
    x = 30,454.55

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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.