Home / 17,956.23-26,958.14-15,340.54

Finding the Fourth Proportional to 17,956.23, 26,958.14 and 15,340.54

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Solution

The fourth proportional to 17,956.23, 26,958.14 and 15,340.54 is: 23,031.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,956.23 : 26,958.14 = 15,340.54 : x
  2. Step 2: Convert to fraction form
    17,956.23/26,958.14 = 15,340.54/x
  3. Step 3: Cross multiply
    17,956.23x = 26,958.14 × 15,340.54
  4. Step 4: Simplify right side
    17,956.23x = 413,552,480.65
  5. Step 5: Solve for x
    x = 413,552,480.65/17,956.23
  6. Step 6: Final answer
    x = 23,031.15

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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.