Home / 35,771.92-49,365.24-19,856.36

Finding the Fourth Proportional to 35,771.92, 49,365.24 and 19,856.36

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Solution

The fourth proportional to 35,771.92, 49,365.24 and 19,856.36 is: 27,401.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,771.92 : 49,365.24 = 19,856.36 : x
  2. Step 2: Convert to fraction form
    35,771.92/49,365.24 = 19,856.36/x
  3. Step 3: Cross multiply
    35,771.92x = 49,365.24 × 19,856.36
  4. Step 4: Simplify right side
    35,771.92x = 980,213,976.93
  5. Step 5: Solve for x
    x = 980,213,976.93/35,771.92
  6. Step 6: Final answer
    x = 27,401.77

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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.