Home / 34,155.80-51,233.70-14,456.60

Finding the Fourth Proportional to 34,155.80, 51,233.70 and 14,456.60

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Solution

The fourth proportional to 34,155.80, 51,233.70 and 14,456.60 is: 21,684.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,155.80 : 51,233.70 = 14,456.60 : x
  2. Step 2: Convert to fraction form
    34,155.80/51,233.70 = 14,456.60/x
  3. Step 3: Cross multiply
    34,155.80x = 51,233.70 × 14,456.60
  4. Step 4: Simplify right side
    34,155.80x = 740,665,107.42
  5. Step 5: Solve for x
    x = 740,665,107.42/34,155.80
  6. Step 6: Final answer
    x = 21,684.90

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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.