Home / 30,410.20-41,951.58-19,074.04

Finding the Fourth Proportional to 30,410.20, 41,951.58 and 19,074.04

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Solution

The fourth proportional to 30,410.20, 41,951.58 and 19,074.04 is: 26,313.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,410.20 : 41,951.58 = 19,074.04 : x
  2. Step 2: Convert to fraction form
    30,410.20/41,951.58 = 19,074.04/x
  3. Step 3: Cross multiply
    30,410.20x = 41,951.58 × 19,074.04
  4. Step 4: Simplify right side
    30,410.20x = 800,186,114.98
  5. Step 5: Solve for x
    x = 800,186,114.98/30,410.20
  6. Step 6: Final answer
    x = 26,313.08

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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.