Home / 31,949.70-44,090.77-18,528.92

Finding the Fourth Proportional to 31,949.70, 44,090.77 and 18,528.92

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Solution

The fourth proportional to 31,949.70, 44,090.77 and 18,528.92 is: 25,570.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,949.70 : 44,090.77 = 18,528.92 : x
  2. Step 2: Convert to fraction form
    31,949.70/44,090.77 = 18,528.92/x
  3. Step 3: Cross multiply
    31,949.70x = 44,090.77 × 18,528.92
  4. Step 4: Simplify right side
    31,949.70x = 816,954,083.29
  5. Step 5: Solve for x
    x = 816,954,083.29/31,949.70
  6. Step 6: Final answer
    x = 25,570.01

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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.