Home / 11,644.03-17,376.59-10,398.43

Finding the Fourth Proportional to 11,644.03, 17,376.59 and 10,398.43

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Solution

The fourth proportional to 11,644.03, 17,376.59 and 10,398.43 is: 15,517.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,644.03 : 17,376.59 = 10,398.43 : x
  2. Step 2: Convert to fraction form
    11,644.03/17,376.59 = 10,398.43/x
  3. Step 3: Cross multiply
    11,644.03x = 17,376.59 × 10,398.43
  4. Step 4: Simplify right side
    11,644.03x = 180,689,202.76
  5. Step 5: Solve for x
    x = 180,689,202.76/11,644.03
  6. Step 6: Final answer
    x = 15,517.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.