Home / 30,435.28-41,953.44-29,844.79

Finding the Fourth Proportional to 30,435.28, 41,953.44 and 29,844.79

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Solution

The fourth proportional to 30,435.28, 41,953.44 and 29,844.79 is: 41,139.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,435.28 : 41,953.44 = 29,844.79 : x
  2. Step 2: Convert to fraction form
    30,435.28/41,953.44 = 29,844.79/x
  3. Step 3: Cross multiply
    30,435.28x = 41,953.44 × 29,844.79
  4. Step 4: Simplify right side
    30,435.28x = 1,252,091,613.61
  5. Step 5: Solve for x
    x = 1,252,091,613.61/30,435.28
  6. Step 6: Final answer
    x = 41,139.48

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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.