Home / 35,861.37-49,490.45-19,945.48

Finding the Fourth Proportional to 35,861.37, 49,490.45 and 19,945.48

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Solution

The fourth proportional to 35,861.37, 49,490.45 and 19,945.48 is: 27,525.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,861.37 : 49,490.45 = 19,945.48 : x
  2. Step 2: Convert to fraction form
    35,861.37/49,490.45 = 19,945.48/x
  3. Step 3: Cross multiply
    35,861.37x = 49,490.45 × 19,945.48
  4. Step 4: Simplify right side
    35,861.37x = 987,110,780.67
  5. Step 5: Solve for x
    x = 987,110,780.67/35,861.37
  6. Step 6: Final answer
    x = 27,525.74

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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.