Home / 34,625.33-47,782.97-18,709.78

Finding the Fourth Proportional to 34,625.33, 47,782.97 and 18,709.78

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Solution

The fourth proportional to 34,625.33, 47,782.97 and 18,709.78 is: 25,819.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,625.33 : 47,782.97 = 18,709.78 : x
  2. Step 2: Convert to fraction form
    34,625.33/47,782.97 = 18,709.78/x
  3. Step 3: Cross multiply
    34,625.33x = 47,782.97 × 18,709.78
  4. Step 4: Simplify right side
    34,625.33x = 894,008,856.45
  5. Step 5: Solve for x
    x = 894,008,856.45/34,625.33
  6. Step 6: Final answer
    x = 25,819.50

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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.