Home / 34,634.88-47,796.48-18,719.64

Finding the Fourth Proportional to 34,634.88, 47,796.48 and 18,719.64

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Solution

The fourth proportional to 34,634.88, 47,796.48 and 18,719.64 is: 25,833.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,634.88 : 47,796.48 = 18,719.64 : x
  2. Step 2: Convert to fraction form
    34,634.88/47,796.48 = 18,719.64/x
  3. Step 3: Cross multiply
    34,634.88x = 47,796.48 × 18,719.64
  4. Step 4: Simplify right side
    34,634.88x = 894,732,898.87
  5. Step 5: Solve for x
    x = 894,732,898.87/34,634.88
  6. Step 6: Final answer
    x = 25,833.29

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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.