Home / 50,920.32-76,380.35-28,723.62

Finding the Fourth Proportional to 50,920.32, 76,380.35 and 28,723.62

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Solution

The fourth proportional to 50,920.32, 76,380.35 and 28,723.62 is: 43,085.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,920.32 : 76,380.35 = 28,723.62 : x
  2. Step 2: Convert to fraction form
    50,920.32/76,380.35 = 28,723.62/x
  3. Step 3: Cross multiply
    50,920.32x = 76,380.35 × 28,723.62
  4. Step 4: Simplify right side
    50,920.32x = 2,193,920,005.25
  5. Step 5: Solve for x
    x = 2,193,920,005.25/50,920.32
  6. Step 6: Final answer
    x = 43,085.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.