Home / 25,239.62-37,882.88-12,768.46

Finding the Fourth Proportional to 25,239.62, 37,882.88 and 12,768.46

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Solution

The fourth proportional to 25,239.62, 37,882.88 and 12,768.46 is: 19,164.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,239.62 : 37,882.88 = 12,768.46 : x
  2. Step 2: Convert to fraction form
    25,239.62/37,882.88 = 12,768.46/x
  3. Step 3: Cross multiply
    25,239.62x = 37,882.88 × 12,768.46
  4. Step 4: Simplify right side
    25,239.62x = 483,706,037.96
  5. Step 5: Solve for x
    x = 483,706,037.96/25,239.62
  6. Step 6: Final answer
    x = 19,164.55

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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.