Home / 34,859.90-48,105.96-18,944.75

Finding the Fourth Proportional to 34,859.90, 48,105.96 and 18,944.75

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Solution

The fourth proportional to 34,859.90, 48,105.96 and 18,944.75 is: 26,143.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,859.90 : 48,105.96 = 18,944.75 : x
  2. Step 2: Convert to fraction form
    34,859.90/48,105.96 = 18,944.75/x
  3. Step 3: Cross multiply
    34,859.90x = 48,105.96 × 18,944.75
  4. Step 4: Simplify right side
    34,859.90x = 911,355,385.71
  5. Step 5: Solve for x
    x = 911,355,385.71/34,859.90
  6. Step 6: Final answer
    x = 26,143.37

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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.