Home / 35,826.55-49,440.45-19,912.48

Finding the Fourth Proportional to 35,826.55, 49,440.45 and 19,912.48

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Solution

The fourth proportional to 35,826.55, 49,440.45 and 19,912.48 is: 27,479.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,826.55 : 49,440.45 = 19,912.48 : x
  2. Step 2: Convert to fraction form
    35,826.55/49,440.45 = 19,912.48/x
  3. Step 3: Cross multiply
    35,826.55x = 49,440.45 × 19,912.48
  4. Step 4: Simplify right side
    35,826.55x = 984,481,971.82
  5. Step 5: Solve for x
    x = 984,481,971.82/35,826.55
  6. Step 6: Final answer
    x = 27,479.12

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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.