Home / 25,476.28-38,213.39-12,996.03

Finding the Fourth Proportional to 25,476.28, 38,213.39 and 12,996.03

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Solution

The fourth proportional to 25,476.28, 38,213.39 and 12,996.03 is: 19,493.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,476.28 : 38,213.39 = 12,996.03 : x
  2. Step 2: Convert to fraction form
    25,476.28/38,213.39 = 12,996.03/x
  3. Step 3: Cross multiply
    25,476.28x = 38,213.39 × 12,996.03
  4. Step 4: Simplify right side
    25,476.28x = 496,622,106.79
  5. Step 5: Solve for x
    x = 496,622,106.79/25,476.28
  6. Step 6: Final answer
    x = 19,493.51

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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.