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Finding the Fourth Proportional to 17,429.41, 26,151.41 and 7,576.98

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Solution

The fourth proportional to 17,429.41, 26,151.41 and 7,576.98 is: 11,368.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,429.41 : 26,151.41 = 7,576.98 : x
  2. Step 2: Convert to fraction form
    17,429.41/26,151.41 = 7,576.98/x
  3. Step 3: Cross multiply
    17,429.41x = 26,151.41 × 7,576.98
  4. Step 4: Simplify right side
    17,429.41x = 198,148,710.54
  5. Step 5: Solve for x
    x = 198,148,710.54/17,429.41
  6. Step 6: Final answer
    x = 11,368.64

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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.