Home / 34,456.20-51,684.30-16,922.40

Finding the Fourth Proportional to 34,456.20, 51,684.30 and 16,922.40

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Solution

The fourth proportional to 34,456.20, 51,684.30 and 16,922.40 is: 25,383.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,456.20 : 51,684.30 = 16,922.40 : x
  2. Step 2: Convert to fraction form
    34,456.20/51,684.30 = 16,922.40/x
  3. Step 3: Cross multiply
    34,456.20x = 51,684.30 × 16,922.40
  4. Step 4: Simplify right side
    34,456.20x = 874,622,398.32
  5. Step 5: Solve for x
    x = 874,622,398.32/34,456.20
  6. Step 6: Final answer
    x = 25,383.60

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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.