Home / 17,344.64-26,020.88-6,815.72

Finding the Fourth Proportional to 17,344.64, 26,020.88 and 6,815.72

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Solution

The fourth proportional to 17,344.64, 26,020.88 and 6,815.72 is: 10,225.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,344.64 : 26,020.88 = 6,815.72 : x
  2. Step 2: Convert to fraction form
    17,344.64/26,020.88 = 6,815.72/x
  3. Step 3: Cross multiply
    17,344.64x = 26,020.88 × 6,815.72
  4. Step 4: Simplify right side
    17,344.64x = 177,351,032.23
  5. Step 5: Solve for x
    x = 177,351,032.23/17,344.64
  6. Step 6: Final answer
    x = 10,225.12

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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.