Home / 35,843.52-49,465.20-19,928.64

Finding the Fourth Proportional to 35,843.52, 49,465.20 and 19,928.64

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Solution

The fourth proportional to 35,843.52, 49,465.20 and 19,928.64 is: 27,502.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,843.52 : 49,465.20 = 19,928.64 : x
  2. Step 2: Convert to fraction form
    35,843.52/49,465.20 = 19,928.64/x
  3. Step 3: Cross multiply
    35,843.52x = 49,465.20 × 19,928.64
  4. Step 4: Simplify right side
    35,843.52x = 985,774,163.33
  5. Step 5: Solve for x
    x = 985,774,163.33/35,843.52
  6. Step 6: Final answer
    x = 27,502.16

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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.