Home / 23,236.23-34,660.80-20,993.95

Finding the Fourth Proportional to 23,236.23, 34,660.80 and 20,993.95

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Solution

The fourth proportional to 23,236.23, 34,660.80 and 20,993.95 is: 31,316.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,236.23 : 34,660.80 = 20,993.95 : x
  2. Step 2: Convert to fraction form
    23,236.23/34,660.80 = 20,993.95/x
  3. Step 3: Cross multiply
    23,236.23x = 34,660.80 × 20,993.95
  4. Step 4: Simplify right side
    23,236.23x = 727,667,102.16
  5. Step 5: Solve for x
    x = 727,667,102.16/23,236.23
  6. Step 6: Final answer
    x = 31,316.06

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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.