Home / 17,106.07-25,639.53-7,731.94

Finding the Fourth Proportional to 17,106.07, 25,639.53 and 7,731.94

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Solution

The fourth proportional to 17,106.07, 25,639.53 and 7,731.94 is: 11,589.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,106.07 : 25,639.53 = 7,731.94 : x
  2. Step 2: Convert to fraction form
    17,106.07/25,639.53 = 7,731.94/x
  3. Step 3: Cross multiply
    17,106.07x = 25,639.53 × 7,731.94
  4. Step 4: Simplify right side
    17,106.07x = 198,243,307.59
  5. Step 5: Solve for x
    x = 198,243,307.59/17,106.07
  6. Step 6: Final answer
    x = 11,589.06

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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.