Home / 34,546.12-47,672.56-19,439.64

Finding the Fourth Proportional to 34,546.12, 47,672.56 and 19,439.64

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Solution

The fourth proportional to 34,546.12, 47,672.56 and 19,439.64 is: 26,826.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,546.12 : 47,672.56 = 19,439.64 : x
  2. Step 2: Convert to fraction form
    34,546.12/47,672.56 = 19,439.64/x
  3. Step 3: Cross multiply
    34,546.12x = 47,672.56 × 19,439.64
  4. Step 4: Simplify right side
    34,546.12x = 926,737,404.28
  5. Step 5: Solve for x
    x = 926,737,404.28/34,546.12
  6. Step 6: Final answer
    x = 26,826.09

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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.