Home / 30,267.76-41,790.09-18,941.84

Finding the Fourth Proportional to 30,267.76, 41,790.09 and 18,941.84

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Solution

The fourth proportional to 30,267.76, 41,790.09 and 18,941.84 is: 26,152.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,267.76 : 41,790.09 = 18,941.84 : x
  2. Step 2: Convert to fraction form
    30,267.76/41,790.09 = 18,941.84/x
  3. Step 3: Cross multiply
    30,267.76x = 41,790.09 × 18,941.84
  4. Step 4: Simplify right side
    30,267.76x = 791,581,198.37
  5. Step 5: Solve for x
    x = 791,581,198.37/30,267.76
  6. Step 6: Final answer
    x = 26,152.62

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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.