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Finding the Fourth Proportional to 17,574.90, 26,359.38 and 7,576.89

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Solution

The fourth proportional to 17,574.90, 26,359.38 and 7,576.89 is: 11,364.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,574.90 : 26,359.38 = 7,576.89 : x
  2. Step 2: Convert to fraction form
    17,574.90/26,359.38 = 7,576.89/x
  3. Step 3: Cross multiply
    17,574.90x = 26,359.38 × 7,576.89
  4. Step 4: Simplify right side
    17,574.90x = 199,722,122.73
  5. Step 5: Solve for x
    x = 199,722,122.73/17,574.90
  6. Step 6: Final answer
    x = 11,364.05

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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.