Home / 39,877.80-55,039.29-22,893.51

Finding the Fourth Proportional to 39,877.80, 55,039.29 and 22,893.51

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Solution

The fourth proportional to 39,877.80, 55,039.29 and 22,893.51 is: 31,597.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,877.80 : 55,039.29 = 22,893.51 : x
  2. Step 2: Convert to fraction form
    39,877.80/55,039.29 = 22,893.51/x
  3. Step 3: Cross multiply
    39,877.80x = 55,039.29 × 22,893.51
  4. Step 4: Simplify right side
    39,877.80x = 1,260,042,536.01
  5. Step 5: Solve for x
    x = 1,260,042,536.01/39,877.80
  6. Step 6: Final answer
    x = 31,597.59

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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.