Home / 25,748.82-38,586.51-15,220.98

Finding the Fourth Proportional to 25,748.82, 38,586.51 and 15,220.98

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Solution

The fourth proportional to 25,748.82, 38,586.51 and 15,220.98 is: 22,809.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,748.82 : 38,586.51 = 15,220.98 : x
  2. Step 2: Convert to fraction form
    25,748.82/38,586.51 = 15,220.98/x
  3. Step 3: Cross multiply
    25,748.82x = 38,586.51 × 15,220.98
  4. Step 4: Simplify right side
    25,748.82x = 587,324,496.98
  5. Step 5: Solve for x
    x = 587,324,496.98/25,748.82
  6. Step 6: Final answer
    x = 22,809.76

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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.