Home / 30,213.76-41,683.35-22,274.86

Finding the Fourth Proportional to 30,213.76, 41,683.35 and 22,274.86

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Solution

The fourth proportional to 30,213.76, 41,683.35 and 22,274.86 is: 30,730.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,213.76 : 41,683.35 = 22,274.86 : x
  2. Step 2: Convert to fraction form
    30,213.76/41,683.35 = 22,274.86/x
  3. Step 3: Cross multiply
    30,213.76x = 41,683.35 × 22,274.86
  4. Step 4: Simplify right side
    30,213.76x = 928,490,764.90
  5. Step 5: Solve for x
    x = 928,490,764.90/30,213.76
  6. Step 6: Final answer
    x = 30,730.73

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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.