Home / 23,235.23-34,659.31-20,992.95

Finding the Fourth Proportional to 23,235.23, 34,659.31 and 20,992.95

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Solution

The fourth proportional to 23,235.23, 34,659.31 and 20,992.95 is: 31,314.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,235.23 : 34,659.31 = 20,992.95 : x
  2. Step 2: Convert to fraction form
    23,235.23/34,659.31 = 20,992.95/x
  3. Step 3: Cross multiply
    23,235.23x = 34,659.31 × 20,992.95
  4. Step 4: Simplify right side
    23,235.23x = 727,601,089.70
  5. Step 5: Solve for x
    x = 727,601,089.70/23,235.23
  6. Step 6: Final answer
    x = 31,314.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.