Home / 39,629.29-54,674.41-22,621.26

Finding the Fourth Proportional to 39,629.29, 54,674.41 and 22,621.26

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Solution

The fourth proportional to 39,629.29, 54,674.41 and 22,621.26 is: 31,209.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,629.29 : 54,674.41 = 22,621.26 : x
  2. Step 2: Convert to fraction form
    39,629.29/54,674.41 = 22,621.26/x
  3. Step 3: Cross multiply
    39,629.29x = 54,674.41 × 22,621.26
  4. Step 4: Simplify right side
    39,629.29x = 1,236,804,043.96
  5. Step 5: Solve for x
    x = 1,236,804,043.96/39,629.29
  6. Step 6: Final answer
    x = 31,209.34

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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.