Home / 25,422.24-38,168.30-12,950.67

Finding the Fourth Proportional to 25,422.24, 38,168.30 and 12,950.67

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Solution

The fourth proportional to 25,422.24, 38,168.30 and 12,950.67 is: 19,443.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,422.24 : 38,168.30 = 12,950.67 : x
  2. Step 2: Convert to fraction form
    25,422.24/38,168.30 = 12,950.67/x
  3. Step 3: Cross multiply
    25,422.24x = 38,168.30 × 12,950.67
  4. Step 4: Simplify right side
    25,422.24x = 494,305,057.76
  5. Step 5: Solve for x
    x = 494,305,057.76/25,422.24
  6. Step 6: Final answer
    x = 19,443.80

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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.