Home / 39,890.52-55,056.96-22,906.26

Finding the Fourth Proportional to 39,890.52, 55,056.96 and 22,906.26

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Solution

The fourth proportional to 39,890.52, 55,056.96 and 22,906.26 is: 31,615.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,890.52 : 55,056.96 = 22,906.26 : x
  2. Step 2: Convert to fraction form
    39,890.52/55,056.96 = 22,906.26/x
  3. Step 3: Cross multiply
    39,890.52x = 55,056.96 × 22,906.26
  4. Step 4: Simplify right side
    39,890.52x = 1,261,149,040.57
  5. Step 5: Solve for x
    x = 1,261,149,040.57/39,890.52
  6. Step 6: Final answer
    x = 31,615.26

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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.