Home / 47,198.88-70,798.31-19,497.60

Finding the Fourth Proportional to 47,198.88, 70,798.31 and 19,497.60

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Solution

The fourth proportional to 47,198.88, 70,798.31 and 19,497.60 is: 29,246.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,198.88 : 70,798.31 = 19,497.60 : x
  2. Step 2: Convert to fraction form
    47,198.88/70,798.31 = 19,497.60/x
  3. Step 3: Cross multiply
    47,198.88x = 70,798.31 × 19,497.60
  4. Step 4: Simplify right side
    47,198.88x = 1,380,397,129.06
  5. Step 5: Solve for x
    x = 1,380,397,129.06/47,198.88
  6. Step 6: Final answer
    x = 29,246.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.