Home / 34,229.40-51,305.70-19,445.40

Finding the Fourth Proportional to 34,229.40, 51,305.70 and 19,445.40

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Solution

The fourth proportional to 34,229.40, 51,305.70 and 19,445.40 is: 29,146.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,229.40 : 51,305.70 = 19,445.40 : x
  2. Step 2: Convert to fraction form
    34,229.40/51,305.70 = 19,445.40/x
  3. Step 3: Cross multiply
    34,229.40x = 51,305.70 × 19,445.40
  4. Step 4: Simplify right side
    34,229.40x = 997,659,858.78
  5. Step 5: Solve for x
    x = 997,659,858.78/34,229.40
  6. Step 6: Final answer
    x = 29,146.29

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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.