Home / 32,894.20-49,341.30-12,125.80

Finding the Fourth Proportional to 32,894.20, 49,341.30 and 12,125.80

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Solution

The fourth proportional to 32,894.20, 49,341.30 and 12,125.80 is: 18,188.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,894.20 : 49,341.30 = 12,125.80 : x
  2. Step 2: Convert to fraction form
    32,894.20/49,341.30 = 12,125.80/x
  3. Step 3: Cross multiply
    32,894.20x = 49,341.30 × 12,125.80
  4. Step 4: Simplify right side
    32,894.20x = 598,302,735.54
  5. Step 5: Solve for x
    x = 598,302,735.54/32,894.20
  6. Step 6: Final answer
    x = 18,188.70

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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.