Home / 53,390.30-73,682.33-29,519.19

Finding the Fourth Proportional to 53,390.30, 73,682.33 and 29,519.19

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Solution

The fourth proportional to 53,390.30, 73,682.33 and 29,519.19 is: 40,738.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,390.30 : 73,682.33 = 29,519.19 : x
  2. Step 2: Convert to fraction form
    53,390.30/73,682.33 = 29,519.19/x
  3. Step 3: Cross multiply
    53,390.30x = 73,682.33 × 29,519.19
  4. Step 4: Simplify right side
    53,390.30x = 2,175,042,551.32
  5. Step 5: Solve for x
    x = 2,175,042,551.32/53,390.30
  6. Step 6: Final answer
    x = 40,738.54

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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.