Home / 39,906.26-55,068.37-22,906.89

Finding the Fourth Proportional to 39,906.26, 55,068.37 and 22,906.89

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Solution

The fourth proportional to 39,906.26, 55,068.37 and 22,906.89 is: 31,610.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,906.26 : 55,068.37 = 22,906.89 : x
  2. Step 2: Convert to fraction form
    39,906.26/55,068.37 = 22,906.89/x
  3. Step 3: Cross multiply
    39,906.26x = 55,068.37 × 22,906.89
  4. Step 4: Simplify right side
    39,906.26x = 1,261,445,094.07
  5. Step 5: Solve for x
    x = 1,261,445,094.07/39,906.26
  6. Step 6: Final answer
    x = 31,610.21

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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.