Home / 39,854.26-54,996.77-22,857.63

Finding the Fourth Proportional to 39,854.26, 54,996.77 and 22,857.63

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Solution

The fourth proportional to 39,854.26, 54,996.77 and 22,857.63 is: 31,542.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,854.26 : 54,996.77 = 22,857.63 : x
  2. Step 2: Convert to fraction form
    39,854.26/54,996.77 = 22,857.63/x
  3. Step 3: Cross multiply
    39,854.26x = 54,996.77 × 22,857.63
  4. Step 4: Simplify right side
    39,854.26x = 1,257,095,430.58
  5. Step 5: Solve for x
    x = 1,257,095,430.58/39,854.26
  6. Step 6: Final answer
    x = 31,542.31

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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.