Home / 19,441.35-26,824.50-11,484.78

Finding the Fourth Proportional to 19,441.35, 26,824.50 and 11,484.78

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Solution

The fourth proportional to 19,441.35, 26,824.50 and 11,484.78 is: 15,846.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,441.35 : 26,824.50 = 11,484.78 : x
  2. Step 2: Convert to fraction form
    19,441.35/26,824.50 = 11,484.78/x
  3. Step 3: Cross multiply
    19,441.35x = 26,824.50 × 11,484.78
  4. Step 4: Simplify right side
    19,441.35x = 308,073,481.11
  5. Step 5: Solve for x
    x = 308,073,481.11/19,441.35
  6. Step 6: Final answer
    x = 15,846.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.