Home / 39,111.31-53,972.96-22,114.97

Finding the Fourth Proportional to 39,111.31, 53,972.96 and 22,114.97

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Solution

The fourth proportional to 39,111.31, 53,972.96 and 22,114.97 is: 30,518.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,111.31 : 53,972.96 = 22,114.97 : x
  2. Step 2: Convert to fraction form
    39,111.31/53,972.96 = 22,114.97/x
  3. Step 3: Cross multiply
    39,111.31x = 53,972.96 × 22,114.97
  4. Step 4: Simplify right side
    39,111.31x = 1,193,610,578.97
  5. Step 5: Solve for x
    x = 1,193,610,578.97/39,111.31
  6. Step 6: Final answer
    x = 30,518.30

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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.