Home / 47,799.24-65,992.44-30,809.48

Finding the Fourth Proportional to 47,799.24, 65,992.44 and 30,809.48

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Solution

The fourth proportional to 47,799.24, 65,992.44 and 30,809.48 is: 42,536.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,799.24 : 65,992.44 = 30,809.48 : x
  2. Step 2: Convert to fraction form
    47,799.24/65,992.44 = 30,809.48/x
  3. Step 3: Cross multiply
    47,799.24x = 65,992.44 × 30,809.48
  4. Step 4: Simplify right side
    47,799.24x = 2,033,192,760.33
  5. Step 5: Solve for x
    x = 2,033,192,760.33/47,799.24
  6. Step 6: Final answer
    x = 42,536.09

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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.