Home / 63,727.85-87,962.92-39,536.19

Finding the Fourth Proportional to 63,727.85, 87,962.92 and 39,536.19

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Solution

The fourth proportional to 63,727.85, 87,962.92 and 39,536.19 is: 54,571.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,727.85 : 87,962.92 = 39,536.19 : x
  2. Step 2: Convert to fraction form
    63,727.85/87,962.92 = 39,536.19/x
  3. Step 3: Cross multiply
    63,727.85x = 87,962.92 × 39,536.19
  4. Step 4: Simplify right side
    63,727.85x = 3,477,718,289.37
  5. Step 5: Solve for x
    x = 3,477,718,289.37/63,727.85
  6. Step 6: Final answer
    x = 54,571.41

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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.