Home / 34,289.97-47,318.24-19,179.70

Finding the Fourth Proportional to 34,289.97, 47,318.24 and 19,179.70

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Solution

The fourth proportional to 34,289.97, 47,318.24 and 19,179.70 is: 26,466.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,289.97 : 47,318.24 = 19,179.70 : x
  2. Step 2: Convert to fraction form
    34,289.97/47,318.24 = 19,179.70/x
  3. Step 3: Cross multiply
    34,289.97x = 47,318.24 × 19,179.70
  4. Step 4: Simplify right side
    34,289.97x = 907,549,843.55
  5. Step 5: Solve for x
    x = 907,549,843.55/34,289.97
  6. Step 6: Final answer
    x = 26,466.92

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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.