Home / 50,961.96-70,328.14-28,302.36

Finding the Fourth Proportional to 50,961.96, 70,328.14 and 28,302.36

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Solution

The fourth proportional to 50,961.96, 70,328.14 and 28,302.36 is: 39,057.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,961.96 : 70,328.14 = 28,302.36 : x
  2. Step 2: Convert to fraction form
    50,961.96/70,328.14 = 28,302.36/x
  3. Step 3: Cross multiply
    50,961.96x = 70,328.14 × 28,302.36
  4. Step 4: Simplify right side
    50,961.96x = 1,990,452,336.41
  5. Step 5: Solve for x
    x = 1,990,452,336.41/50,961.96
  6. Step 6: Final answer
    x = 39,057.61

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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.