Home / 35,825.55-49,439.07-19,911.48

Finding the Fourth Proportional to 35,825.55, 49,439.07 and 19,911.48

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Solution

The fourth proportional to 35,825.55, 49,439.07 and 19,911.48 is: 27,477.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,825.55 : 49,439.07 = 19,911.48 : x
  2. Step 2: Convert to fraction form
    35,825.55/49,439.07 = 19,911.48/x
  3. Step 3: Cross multiply
    35,825.55x = 49,439.07 × 19,911.48
  4. Step 4: Simplify right side
    35,825.55x = 984,405,053.52
  5. Step 5: Solve for x
    x = 984,405,053.52/35,825.55
  6. Step 6: Final answer
    x = 27,477.74

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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.