Home / 45,238.20-67,922.10-25,555.20

Finding the Fourth Proportional to 45,238.20, 67,922.10 and 25,555.20

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Solution

The fourth proportional to 45,238.20, 67,922.10 and 25,555.20 is: 38,369.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,238.20 : 67,922.10 = 25,555.20 : x
  2. Step 2: Convert to fraction form
    45,238.20/67,922.10 = 25,555.20/x
  3. Step 3: Cross multiply
    45,238.20x = 67,922.10 × 25,555.20
  4. Step 4: Simplify right side
    45,238.20x = 1,735,762,849.92
  5. Step 5: Solve for x
    x = 1,735,762,849.92/45,238.20
  6. Step 6: Final answer
    x = 38,369.41

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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.