Home / 23,090.79-34,573.62-11,974.17

Finding the Fourth Proportional to 23,090.79, 34,573.62 and 11,974.17

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Solution

The fourth proportional to 23,090.79, 34,573.62 and 11,974.17 is: 17,928.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,090.79 : 34,573.62 = 11,974.17 : x
  2. Step 2: Convert to fraction form
    23,090.79/34,573.62 = 11,974.17/x
  3. Step 3: Cross multiply
    23,090.79x = 34,573.62 × 11,974.17
  4. Step 4: Simplify right side
    23,090.79x = 413,990,318.02
  5. Step 5: Solve for x
    x = 413,990,318.02/23,090.79
  6. Step 6: Final answer
    x = 17,928.81

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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.