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Finding the Fourth Proportional to 17,324.91, 26,022.53 and 15,290.91

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Solution

The fourth proportional to 17,324.91, 26,022.53 and 15,290.91 is: 22,967.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,324.91 : 26,022.53 = 15,290.91 : x
  2. Step 2: Convert to fraction form
    17,324.91/26,022.53 = 15,290.91/x
  3. Step 3: Cross multiply
    17,324.91x = 26,022.53 × 15,290.91
  4. Step 4: Simplify right side
    17,324.91x = 397,908,087.75
  5. Step 5: Solve for x
    x = 397,908,087.75/17,324.91
  6. Step 6: Final answer
    x = 22,967.40

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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.