Home / 53,391.71-73,682.09-29,519.92

Finding the Fourth Proportional to 53,391.71, 73,682.09 and 29,519.92

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Solution

The fourth proportional to 53,391.71, 73,682.09 and 29,519.92 is: 40,738.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,391.71 : 73,682.09 = 29,519.92 : x
  2. Step 2: Convert to fraction form
    53,391.71/73,682.09 = 29,519.92/x
  3. Step 3: Cross multiply
    53,391.71x = 73,682.09 × 29,519.92
  4. Step 4: Simplify right side
    53,391.71x = 2,175,089,402.23
  5. Step 5: Solve for x
    x = 2,175,089,402.23/53,391.71
  6. Step 6: Final answer
    x = 40,738.34

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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.